217993430

素因数分解:

$2^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{307033}}^1$

素因数の和:307111

約数の個数: 16

約数和(自身を含む): 397916064

約数和(自身を除く): 179922634

約数列:

[1, 2, 5, 10, 71, 142, 355, 710, 307033, 614066, 1535165, 3070330, 21799343, 43598686, 108996715, 217993430]

約数ペア:

[(1, 217993430), (2, 108996715), (5, 43598686), (10, 21799343), (71, 3070330), (142, 1535165), (355, 614066), (710, 307033)]