121531408

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{245023}}^1$

素因数の和:245062

約数の個数: 20

約数和(自身を含む): 243063808

約数和(自身を除く): 121532400

約数列:

[1, 2, 4, 8, 16, 31, 62, 124, 248, 496, 245023, 490046, 980092, 1960184, 3920368, 7595713, 15191426, 30382852, 60765704, 121531408]

約数ペア:

[(1, 121531408), (2, 60765704), (4, 30382852), (8, 15191426), (16, 7595713), (31, 3920368), (62, 1960184), (124, 980092), (248, 490046), (496, 245023)]