208296578

素因数分解:

$2^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{191}}^1\times {\mathrm{1277}}^1$

素因数の和:1538

約数の個数: 32

約数和(自身を含む): 365119488

約数和(自身を除く): 156822910

約数列:

[1, 2, 7, 14, 61, 122, 191, 382, 427, 854, 1277, 1337, 2554, 2674, 8939, 11651, 17878, 23302, 77897, 81557, 155794, 163114, 243907, 487814, 545279, 1090558, 1707349, 3414698, 14878327, 29756654, 104148289, 208296578]

約数ペア:

[(1, 208296578), (2, 104148289), (7, 29756654), (14, 14878327), (61, 3414698), (122, 1707349), (191, 1090558), (382, 545279), (427, 487814), (854, 243907), (1277, 163114), (1337, 155794), (2554, 81557), (2674, 77897), (8939, 23302), (11651, 17878)]