198109912

素因数分解:

$2^3\times 7^1\times {\mathrm{11}}^2\times {\mathrm{13}}^2\times {\mathrm{173}}^1$

素因数の和:234

約数の個数: 144

約数和(自身を含む): 508198320

約数和(自身を除く): 310088408

約数列:

[1, 2, 4, 7, 8, 11, 13, 14, 22, 26, 28, 44, 52, 56, 77, 88, 91, 104, 121, 143, 154, 169, 173, 182, 242, 286, 308, 338, 346, 364, 484, 572, 616, 676, 692, 728, 847, 968, 1001, 1144, 1183, 1211, 1352, 1384, 1573, 1694, 1859, 1903, 2002, 2249, 2366, 2422, 3146, 3388, 3718, 3806, 4004, 4498, 4732, 4844, 6292, 6776, 7436, 7612, 8008, 8996, 9464, 9688, 11011, 12584, 13013, 13321, 14872, 15224, 15743, 17992, 20449, 20933, 22022, 24739, 26026, 26642, 29237, 31486, 40898, 41866, 44044, 49478, 52052, 53284, 58474, 62972, 81796, 83732, 88088, 98956, 104104, 106568, 116948, 125944, 143143, 146531, 163592, 167464, 173173, 197912, 204659, 233896, 272129, 286286, 293062, 321607, 346346, 409318, 544258, 572572, 586124, 643214, 692692, 818636, 1088516, 1145144, 1172248, 1286428, 1385384, 1637272, 1904903, 2177032, 2251249, 2572856, 3537677, 3809806, 4502498, 7075354, 7619612, 9004996, 14150708, 15239224, 18009992, 24763739, 28301416, 49527478, 99054956, 198109912]

約数ペア:

[(1, 198109912), (2, 99054956), (4, 49527478), (7, 28301416), (8, 24763739), (11, 18009992), (13, 15239224), (14, 14150708), (22, 9004996), (26, 7619612), (28, 7075354), (44, 4502498), (52, 3809806), (56, 3537677), (77, 2572856), (88, 2251249), (91, 2177032), (104, 1904903), (121, 1637272), (143, 1385384), (154, 1286428), (169, 1172248), (173, 1145144), (182, 1088516), (242, 818636), (286, 692692), (308, 643214), (338, 586124), (346, 572572), (364, 544258), (484, 409318), (572, 346346), (616, 321607), (676, 293062), (692, 286286), (728, 272129), (847, 233896), (968, 204659), (1001, 197912), (1144, 173173), (1183, 167464), (1211, 163592), (1352, 146531), (1384, 143143), (1573, 125944), (1694, 116948), (1859, 106568), (1903, 104104), (2002, 98956), (2249, 88088), (2366, 83732), (2422, 81796), (3146, 62972), (3388, 58474), (3718, 53284), (3806, 52052), (4004, 49478), (4498, 44044), (4732, 41866), (4844, 40898), (6292, 31486), (6776, 29237), (7436, 26642), (7612, 26026), (8008, 24739), (8996, 22022), (9464, 20933), (9688, 20449), (11011, 17992), (12584, 15743), (13013, 15224), (13321, 14872)]