197978774

素因数分解:

$2^1\times 7^1\times {\mathrm{73}}^1\times {\mathrm{307}}^1\times {\mathrm{631}}^1$

素因数の和:1020

約数の個数: 32

約数和(自身を含む): 345709056

約数和(自身を除く): 147730282

約数列:

[1, 2, 7, 14, 73, 146, 307, 511, 614, 631, 1022, 1262, 2149, 4298, 4417, 8834, 22411, 44822, 46063, 92126, 156877, 193717, 313754, 322441, 387434, 644882, 1356019, 2712038, 14141341, 28282682, 98989387, 197978774]

約数ペア:

[(1, 197978774), (2, 98989387), (7, 28282682), (14, 14141341), (73, 2712038), (146, 1356019), (307, 644882), (511, 387434), (614, 322441), (631, 313754), (1022, 193717), (1262, 156877), (2149, 92126), (4298, 46063), (4417, 44822), (8834, 22411)]