2151448

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{137}}^1\times {\mathrm{151}}^1$

素因数の和:307

約数の個数: 32

約数和(自身を含む): 4404960

約数和(自身を除く): 2253512

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 137, 151, 274, 302, 548, 604, 1096, 1208, 1781, 1963, 3562, 3926, 7124, 7852, 14248, 15704, 20687, 41374, 82748, 165496, 268931, 537862, 1075724, 2151448]

約数ペア:

[(1, 2151448), (2, 1075724), (4, 537862), (8, 268931), (13, 165496), (26, 82748), (52, 41374), (104, 20687), (137, 15704), (151, 14248), (274, 7852), (302, 7124), (548, 3926), (604, 3562), (1096, 1963), (1208, 1781)]