28753942

素因数分解:

$2^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{89}}^1\times {\mathrm{491}}^1$

素因数の和:636

約数の個数: 32

約数和(自身を含む): 51010560

約数和(自身を除く): 22256618

約数列:

[1, 2, 7, 14, 47, 89, 94, 178, 329, 491, 623, 658, 982, 1246, 3437, 4183, 6874, 8366, 23077, 29281, 43699, 46154, 58562, 87398, 161539, 305893, 323078, 611786, 2053853, 4107706, 14376971, 28753942]

約数ペア:

[(1, 28753942), (2, 14376971), (7, 4107706), (14, 2053853), (47, 611786), (89, 323078), (94, 305893), (178, 161539), (329, 87398), (491, 58562), (623, 46154), (658, 43699), (982, 29281), (1246, 23077), (3437, 8366), (4183, 6874)]