2499793919

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{67}}^2\times {\mathrm{79}}^1$

素因数の和:292

約数の個数: 48

約数和(自身を含む): 3149798400

約数和(自身を除く): 650004481

約数列:

[1, 7, 19, 53, 67, 79, 133, 371, 469, 553, 1007, 1273, 1501, 3551, 4187, 4489, 5293, 7049, 8911, 10507, 24857, 29309, 31423, 37051, 67469, 79553, 85291, 100567, 237917, 280529, 354631, 472283, 556871, 597037, 703969, 1665419, 1963703, 2482417, 4520423, 5330051, 6737989, 18795443, 31642961, 37310357, 47165923, 131568101, 357113417, 2499793919]

約数ペア:

[(1, 2499793919), (7, 357113417), (19, 131568101), (53, 47165923), (67, 37310357), (79, 31642961), (133, 18795443), (371, 6737989), (469, 5330051), (553, 4520423), (1007, 2482417), (1273, 1963703), (1501, 1665419), (3551, 703969), (4187, 597037), (4489, 556871), (5293, 472283), (7049, 354631), (8911, 280529), (10507, 237917), (24857, 100567), (29309, 85291), (31423, 79553), (37051, 67469)]