40381719

素因数分解:

$3^1\times 7^1\times {\mathrm{79}}^1\times {\mathrm{101}}^1\times {\mathrm{241}}^1$

素因数の和:431

約数の個数: 32

約数和(自身を含む): 63191040

約数和(自身を除く): 22809321

約数列:

[1, 3, 7, 21, 79, 101, 237, 241, 303, 553, 707, 723, 1659, 1687, 2121, 5061, 7979, 19039, 23937, 24341, 55853, 57117, 73023, 133273, 167559, 170387, 399819, 511161, 1922939, 5768817, 13460573, 40381719]

約数ペア:

[(1, 40381719), (3, 13460573), (7, 5768817), (21, 1922939), (79, 511161), (101, 399819), (237, 170387), (241, 167559), (303, 133273), (553, 73023), (707, 57117), (723, 55853), (1659, 24341), (1687, 23937), (2121, 19039), (5061, 7979)]