123983132

素因数分解:

$2^2\times 7^2\times {\mathrm{13}}^2\times {\mathrm{19}}^1\times {\mathrm{197}}^1$

素因数の和:260

約数の個数: 108

約数和(自身を含む): 289147320

約数和(自身を除く): 165164188

約数列:

[1, 2, 4, 7, 13, 14, 19, 26, 28, 38, 49, 52, 76, 91, 98, 133, 169, 182, 196, 197, 247, 266, 338, 364, 394, 494, 532, 637, 676, 788, 931, 988, 1183, 1274, 1379, 1729, 1862, 2366, 2548, 2561, 2758, 3211, 3458, 3724, 3743, 4732, 5122, 5516, 6422, 6916, 7486, 8281, 9653, 10244, 12103, 12844, 14972, 16562, 17927, 19306, 22477, 24206, 26201, 33124, 33293, 35854, 38612, 44954, 48412, 48659, 52402, 66586, 71708, 89908, 97318, 104804, 125489, 133172, 157339, 183407, 194636, 233051, 250978, 314678, 340613, 366814, 466102, 501956, 629356, 632567, 681226, 733628, 932204, 1265134, 1362452, 1631357, 2384291, 2530268, 3262714, 4427969, 4768582, 6525428, 8855938, 9537164, 17711876, 30995783, 61991566, 123983132]

約数ペア:

[(1, 123983132), (2, 61991566), (4, 30995783), (7, 17711876), (13, 9537164), (14, 8855938), (19, 6525428), (26, 4768582), (28, 4427969), (38, 3262714), (49, 2530268), (52, 2384291), (76, 1631357), (91, 1362452), (98, 1265134), (133, 932204), (169, 733628), (182, 681226), (196, 632567), (197, 629356), (247, 501956), (266, 466102), (338, 366814), (364, 340613), (394, 314678), (494, 250978), (532, 233051), (637, 194636), (676, 183407), (788, 157339), (931, 133172), (988, 125489), (1183, 104804), (1274, 97318), (1379, 89908), (1729, 71708), (1862, 66586), (2366, 52402), (2548, 48659), (2561, 48412), (2758, 44954), (3211, 38612), (3458, 35854), (3724, 33293), (3743, 33124), (4732, 26201), (5122, 24206), (5516, 22477), (6422, 19306), (6916, 17927), (7486, 16562), (8281, 14972), (9653, 12844), (10244, 12103)]