81274374

素因数分解:

$2^1\times 3^3\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{1033}}^1$

素因数の和:1122

約数の個数: 64

約数和(自身を含む): 190586880

約数和(自身を除く): 109312506

約数列:

[1, 2, 3, 6, 9, 18, 27, 31, 47, 54, 62, 93, 94, 141, 186, 279, 282, 423, 558, 837, 846, 1033, 1269, 1457, 1674, 2066, 2538, 2914, 3099, 4371, 6198, 8742, 9297, 13113, 18594, 26226, 27891, 32023, 39339, 48551, 55782, 64046, 78678, 96069, 97102, 145653, 192138, 288207, 291306, 436959, 576414, 864621, 873918, 1310877, 1505081, 1729242, 2621754, 3010162, 4515243, 9030486, 13545729, 27091458, 40637187, 81274374]

約数ペア:

[(1, 81274374), (2, 40637187), (3, 27091458), (6, 13545729), (9, 9030486), (18, 4515243), (27, 3010162), (31, 2621754), (47, 1729242), (54, 1505081), (62, 1310877), (93, 873918), (94, 864621), (141, 576414), (186, 436959), (279, 291306), (282, 288207), (423, 192138), (558, 145653), (837, 97102), (846, 96069), (1033, 78678), (1269, 64046), (1457, 55782), (1674, 48551), (2066, 39339), (2538, 32023), (2914, 27891), (3099, 26226), (4371, 18594), (6198, 13113), (8742, 9297)]