74645215

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{21419}}^1$

素因数の和:21482

約数の個数: 16

約数和(自身を含む): 97161120

約数和(自身を除く): 22515905

約数列:

[1, 5, 17, 41, 85, 205, 697, 3485, 21419, 107095, 364123, 878179, 1820615, 4390895, 14929043, 74645215]

約数ペア:

[(1, 74645215), (5, 14929043), (17, 4390895), (41, 1820615), (85, 878179), (205, 364123), (697, 107095), (3485, 21419)]