1223388638

素因数分解:

$2^1\times {\mathrm{97}}^1\times {\mathrm{149}}^1\times {\mathrm{42323}}^1$

素因数の和:42571

約数の個数: 16

約数和(自身を含む): 1866488400

約数和(自身を除く): 643099762

約数列:

[1, 2, 97, 149, 194, 298, 14453, 28906, 42323, 84646, 4105331, 6306127, 8210662, 12612254, 611694319, 1223388638]

約数ペア:

[(1, 1223388638), (2, 611694319), (97, 12612254), (149, 8210662), (194, 6306127), (298, 4105331), (14453, 84646), (28906, 42323)]