81461172

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{449}}^1\times {\mathrm{1163}}^1$

素因数の和:1632

約数の個数: 48

約数和(自身を含む): 205329600

約数和(自身を除く): 123868428

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 78, 156, 449, 898, 1163, 1347, 1796, 2326, 2694, 3489, 4652, 5388, 5837, 6978, 11674, 13956, 15119, 17511, 23348, 30238, 35022, 45357, 60476, 70044, 90714, 181428, 522187, 1044374, 1566561, 2088748, 3133122, 6266244, 6788431, 13576862, 20365293, 27153724, 40730586, 81461172]

約数ペア:

[(1, 81461172), (2, 40730586), (3, 27153724), (4, 20365293), (6, 13576862), (12, 6788431), (13, 6266244), (26, 3133122), (39, 2088748), (52, 1566561), (78, 1044374), (156, 522187), (449, 181428), (898, 90714), (1163, 70044), (1347, 60476), (1796, 45357), (2326, 35022), (2694, 30238), (3489, 23348), (4652, 17511), (5388, 15119), (5837, 13956), (6978, 11674)]