870818963

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{131}}^1\times {\mathrm{151}}^1\times {\mathrm{331}}^1$

素因数の和:639

約数の個数: 32

約数和(自身を含む): 1065799680

約数和(自身を除く): 194980717

約数列:

[1, 7, 19, 131, 133, 151, 331, 917, 1057, 2317, 2489, 2869, 6289, 17423, 19781, 20083, 43361, 44023, 49981, 138467, 303527, 349867, 375839, 823859, 949639, 2630873, 5767013, 6547511, 6647473, 45832577, 124402709, 870818963]

約数ペア:

[(1, 870818963), (7, 124402709), (19, 45832577), (131, 6647473), (133, 6547511), (151, 5767013), (331, 2630873), (917, 949639), (1057, 823859), (2317, 375839), (2489, 349867), (2869, 303527), (6289, 138467), (17423, 49981), (19781, 44023), (20083, 43361)]