716445

素因数分解:

$3^4\times 5^1\times {\mathrm{29}}^1\times {\mathrm{61}}^1$

素因数の和:107

約数の個数: 40

約数和(自身を含む): 1350360

約数和(自身を除く): 633915

約数列:

[1, 3, 5, 9, 15, 27, 29, 45, 61, 81, 87, 135, 145, 183, 261, 305, 405, 435, 549, 783, 915, 1305, 1647, 1769, 2349, 2745, 3915, 4941, 5307, 8235, 8845, 11745, 15921, 24705, 26535, 47763, 79605, 143289, 238815, 716445]

約数ペア:

[(1, 716445), (3, 238815), (5, 143289), (9, 79605), (15, 47763), (27, 26535), (29, 24705), (45, 15921), (61, 11745), (81, 8845), (87, 8235), (135, 5307), (145, 4941), (183, 3915), (261, 2745), (305, 2349), (405, 1769), (435, 1647), (549, 1305), (783, 915)]