217014735

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{521}}^1\times {\mathrm{3967}}^1$

素因数の和:4503

約数の個数: 32

約数和(自身を含む): 397688832

約数和(自身を除く): 180674097

約数列:

[1, 3, 5, 7, 15, 21, 35, 105, 521, 1563, 2605, 3647, 3967, 7815, 10941, 11901, 18235, 19835, 27769, 54705, 59505, 83307, 138845, 416535, 2066807, 6200421, 10334035, 14467649, 31002105, 43402947, 72338245, 217014735]

約数ペア:

[(1, 217014735), (3, 72338245), (5, 43402947), (7, 31002105), (15, 14467649), (21, 10334035), (35, 6200421), (105, 2066807), (521, 416535), (1563, 138845), (2605, 83307), (3647, 59505), (3967, 54705), (7815, 27769), (10941, 19835), (11901, 18235)]