1218357970

素因数分解:

$2^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{83621}}^1$

素因数の和:83706

約数の個数: 32

約数和(自身を含む): 2311981056

約数和(自身を除く): 1093623086

約数列:

[1, 2, 5, 10, 31, 47, 62, 94, 155, 235, 310, 470, 1457, 2914, 7285, 14570, 83621, 167242, 418105, 836210, 2592251, 3930187, 5184502, 7860374, 12961255, 19650935, 25922510, 39301870, 121835797, 243671594, 609178985, 1218357970]

約数ペア:

[(1, 1218357970), (2, 609178985), (5, 243671594), (10, 121835797), (31, 39301870), (47, 25922510), (62, 19650935), (94, 12961255), (155, 7860374), (235, 5184502), (310, 3930187), (470, 2592251), (1457, 836210), (2914, 418105), (7285, 167242), (14570, 83621)]