72521917

素因数分解:

${\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{89}}^1\times {\mathrm{3299}}^1$

素因数の和:3420

約数の個数: 16

約数和(自身を含む): 83160000

約数和(自身を除く): 10638083

約数列:

[1, 13, 19, 89, 247, 1157, 1691, 3299, 21983, 42887, 62681, 293611, 814853, 3816943, 5578609, 72521917]

約数ペア:

[(1, 72521917), (13, 5578609), (19, 3816943), (89, 814853), (247, 293611), (1157, 62681), (1691, 42887), (3299, 21983)]