641998251217

素因数分解:

${\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{67}}^1\times {\mathrm{109}}^1\times {\mathrm{149251}}^1$

素因数の和:149477

約数の個数: 32

約数和(自身を含む): 714499174400

約数和(自身を除く): 72500923183

約数列:

[1, 19, 31, 67, 109, 589, 1273, 2071, 2077, 3379, 7303, 39463, 64201, 138757, 149251, 226393, 2835769, 4301467, 4626781, 9999817, 16268359, 87908839, 189996523, 309098821, 309994327, 504319129, 1089980053, 5889892213, 9582063451, 20709621007, 33789381643, 641998251217]

約数ペア:

[(1, 641998251217), (19, 33789381643), (31, 20709621007), (67, 9582063451), (109, 5889892213), (589, 1089980053), (1273, 504319129), (2071, 309994327), (2077, 309098821), (3379, 189996523), (7303, 87908839), (39463, 16268359), (64201, 9999817), (138757, 4626781), (149251, 4301467), (226393, 2835769)]