31488057

素因数分解:

$3^2\times {\mathrm{67}}^1\times {\mathrm{79}}^1\times {\mathrm{661}}^1$

素因数の和:813

約数の個数: 24

約数和(自身を含む): 46816640

約数和(自身を除く): 15328583

約数列:

[1, 3, 9, 67, 79, 201, 237, 603, 661, 711, 1983, 5293, 5949, 15879, 44287, 47637, 52219, 132861, 156657, 398583, 469971, 3498673, 10496019, 31488057]

約数ペア:

[(1, 31488057), (3, 10496019), (9, 3498673), (67, 469971), (79, 398583), (201, 156657), (237, 132861), (603, 52219), (661, 47637), (711, 44287), (1983, 15879), (5293, 5949)]