212866202290

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{434420821}}^1$

素因数の和:434420842

約数の個数: 24

約数和(自身を含む): 445715763372

約数和(自身を除く): 232849561082

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 98, 245, 490, 434420821, 868841642, 2172104105, 3040945747, 4344208210, 6081891494, 15204728735, 21286620229, 30409457470, 42573240458, 106433101145, 212866202290]

約数ペア:

[(1, 212866202290), (2, 106433101145), (5, 42573240458), (7, 30409457470), (10, 21286620229), (14, 15204728735), (35, 6081891494), (49, 4344208210), (70, 3040945747), (98, 2172104105), (245, 868841642), (490, 434420821)]