215724210

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{553139}}^1$

素因数の和:553162

約数の個数: 32

約数和(自身を含む): 557565120

約数和(自身を除く): 341840910

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 130, 195, 390, 553139, 1106278, 1659417, 2765695, 3318834, 5531390, 7190807, 8297085, 14381614, 16594170, 21572421, 35954035, 43144842, 71908070, 107862105, 215724210]

約数ペア:

[(1, 215724210), (2, 107862105), (3, 71908070), (5, 43144842), (6, 35954035), (10, 21572421), (13, 16594170), (15, 14381614), (26, 8297085), (30, 7190807), (39, 5531390), (65, 3318834), (78, 2765695), (130, 1659417), (195, 1106278), (390, 553139)]