81623906

素因数分解:

$2^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{811}}^1$

素因数の和:919

約数の個数: 48

約数和(自身を含む): 155514240

約数和(自身を除く): 73890334

約数列:

[1, 2, 7, 13, 14, 26, 49, 79, 91, 98, 158, 182, 553, 637, 811, 1027, 1106, 1274, 1622, 2054, 3871, 5677, 7189, 7742, 10543, 11354, 14378, 21086, 39739, 50323, 64069, 73801, 79478, 100646, 128138, 147602, 448483, 516607, 832897, 896966, 1033214, 1665794, 3139381, 5830279, 6278762, 11660558, 40811953, 81623906]

約数ペア:

[(1, 81623906), (2, 40811953), (7, 11660558), (13, 6278762), (14, 5830279), (26, 3139381), (49, 1665794), (79, 1033214), (91, 896966), (98, 832897), (158, 516607), (182, 448483), (553, 147602), (637, 128138), (811, 100646), (1027, 79478), (1106, 73801), (1274, 64069), (1622, 50323), (2054, 39739), (3871, 21086), (5677, 14378), (7189, 11354), (7742, 10543)]