42140655

素因数分解:

$3^4\times 5^1\times {\mathrm{67}}^1\times {\mathrm{1553}}^1$

素因数の和:1637

約数の個数: 40

約数和(自身を含む): 76717872

約数和(自身を除く): 34577217

約数列:

[1, 3, 5, 9, 15, 27, 45, 67, 81, 135, 201, 335, 405, 603, 1005, 1553, 1809, 3015, 4659, 5427, 7765, 9045, 13977, 23295, 27135, 41931, 69885, 104051, 125793, 209655, 312153, 520255, 628965, 936459, 1560765, 2809377, 4682295, 8428131, 14046885, 42140655]

約数ペア:

[(1, 42140655), (3, 14046885), (5, 8428131), (9, 4682295), (15, 2809377), (27, 1560765), (45, 936459), (67, 628965), (81, 520255), (135, 312153), (201, 209655), (335, 125793), (405, 104051), (603, 69885), (1005, 41931), (1553, 27135), (1809, 23295), (3015, 13977), (4659, 9045), (5427, 7765)]