1520947587

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{61}}^2\times {\mathrm{71}}^1\times {\mathrm{101}}^1$

素因数の和:316

約数の個数: 48

約数和(自身を含む): 2222588160

約数和(自身を除く): 701640573

約数列:

[1, 3, 19, 57, 61, 71, 101, 183, 213, 303, 1159, 1349, 1919, 3477, 3721, 4047, 4331, 5757, 6161, 7171, 11163, 12993, 18483, 21513, 70699, 82289, 117059, 136249, 212097, 246867, 264191, 351177, 375821, 408747, 437431, 792573, 1127463, 1312293, 5019629, 7140599, 8311189, 15058887, 21421797, 24933567, 26683291, 80049873, 506982529, 1520947587]

約数ペア:

[(1, 1520947587), (3, 506982529), (19, 80049873), (57, 26683291), (61, 24933567), (71, 21421797), (101, 15058887), (183, 8311189), (213, 7140599), (303, 5019629), (1159, 1312293), (1349, 1127463), (1919, 792573), (3477, 437431), (3721, 408747), (4047, 375821), (4331, 351177), (5757, 264191), (6161, 246867), (7171, 212097), (11163, 136249), (12993, 117059), (18483, 82289), (21513, 70699)]