28301416

素因数分解:

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

素因数の和:227

約数の個数: 72

約数和(自身を含む): 63524790

約数和(自身を除く): 35223374

約数列:

[1, 2, 4, 8, 11, 13, 22, 26, 44, 52, 88, 104, 121, 143, 169, 173, 242, 286, 338, 346, 484, 572, 676, 692, 968, 1144, 1352, 1384, 1573, 1859, 1903, 2249, 3146, 3718, 3806, 4498, 6292, 7436, 7612, 8996, 12584, 14872, 15224, 17992, 20449, 20933, 24739, 29237, 40898, 41866, 49478, 58474, 81796, 83732, 98956, 116948, 163592, 167464, 197912, 233896, 272129, 321607, 544258, 643214, 1088516, 1286428, 2177032, 2572856, 3537677, 7075354, 14150708, 28301416]

約数ペア:

[(1, 28301416), (2, 14150708), (4, 7075354), (8, 3537677), (11, 2572856), (13, 2177032), (22, 1286428), (26, 1088516), (44, 643214), (52, 544258), (88, 321607), (104, 272129), (121, 233896), (143, 197912), (169, 167464), (173, 163592), (242, 116948), (286, 98956), (338, 83732), (346, 81796), (484, 58474), (572, 49478), (676, 41866), (692, 40898), (968, 29237), (1144, 24739), (1352, 20933), (1384, 20449), (1573, 17992), (1859, 15224), (1903, 14872), (2249, 12584), (3146, 8996), (3718, 7612), (3806, 7436), (4498, 6292)]