74505815

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{21379}}^1$

素因数の和:21442

約数の個数: 16

約数和(自身を含む): 96979680

約数和(自身を除く): 22473865

約数列:

[1, 5, 17, 41, 85, 205, 697, 3485, 21379, 106895, 363443, 876539, 1817215, 4382695, 14901163, 74505815]

約数ペア:

[(1, 74505815), (5, 14901163), (17, 4382695), (41, 1817215), (85, 876539), (205, 363443), (697, 106895), (3485, 21379)]