409723906

素因数分解:

$2^1\times {\mathrm{41}}^1\times {\mathrm{103}}^1\times {\mathrm{139}}^1\times {\mathrm{349}}^1$

素因数の和:634

約数の個数: 32

約数和(自身を含む): 642096000

約数和(自身を除く): 232372094

約数列:

[1, 2, 41, 82, 103, 139, 206, 278, 349, 698, 4223, 5699, 8446, 11398, 14309, 14317, 28618, 28634, 35947, 48511, 71894, 97022, 586997, 1173994, 1473827, 1988951, 2947654, 3977902, 4996633, 9993266, 204861953, 409723906]

約数ペア:

[(1, 409723906), (2, 204861953), (41, 9993266), (82, 4996633), (103, 3977902), (139, 2947654), (206, 1988951), (278, 1473827), (349, 1173994), (698, 586997), (4223, 97022), (5699, 71894), (8446, 48511), (11398, 35947), (14309, 28634), (14317, 28618)]