290102498

素因数分解:

$2^1\times 7^1\times {\mathrm{641}}^1\times {\mathrm{32327}}^1$

素因数の和:32977

約数の個数: 16

約数和(自身を含む): 498109824

約数和(自身を除く): 208007326

約数列:

[1, 2, 7, 14, 641, 1282, 4487, 8974, 32327, 64654, 226289, 452578, 20721607, 41443214, 145051249, 290102498]

約数ペア:

[(1, 290102498), (2, 145051249), (7, 41443214), (14, 20721607), (641, 452578), (1282, 226289), (4487, 64654), (8974, 32327)]