128565618

素因数分解:

$2^1\times 3^1\times {\mathrm{31}}^1\times {\mathrm{167}}^1\times {\mathrm{4139}}^1$

素因数の和:4342

約数の個数: 32

約数和(自身を含む): 267079680

約数和(自身を除く): 138514062

約数列:

[1, 2, 3, 6, 31, 62, 93, 167, 186, 334, 501, 1002, 4139, 5177, 8278, 10354, 12417, 15531, 24834, 31062, 128309, 256618, 384927, 691213, 769854, 1382426, 2073639, 4147278, 21427603, 42855206, 64282809, 128565618]

約数ペア:

[(1, 128565618), (2, 64282809), (3, 42855206), (6, 21427603), (31, 4147278), (62, 2073639), (93, 1382426), (167, 769854), (186, 691213), (334, 384927), (501, 256618), (1002, 128309), (4139, 31062), (5177, 24834), (8278, 15531), (10354, 12417)]