12987293488

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{229}}^1\times {\mathrm{272659}}^1$

素因数の和:272909

約数の個数: 40

約数和(自身を含む): 27216921200

約数和(自身を除く): 14229627712

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 229, 458, 916, 1832, 2977, 3664, 5954, 11908, 23816, 47632, 272659, 545318, 1090636, 2181272, 3544567, 4362544, 7089134, 14178268, 28356536, 56713072, 62438911, 124877822, 249755644, 499511288, 811705843, 999022576, 1623411686, 3246823372, 6493646744, 12987293488]

約数ペア:

[(1, 12987293488), (2, 6493646744), (4, 3246823372), (8, 1623411686), (13, 999022576), (16, 811705843), (26, 499511288), (52, 249755644), (104, 124877822), (208, 62438911), (229, 56713072), (458, 28356536), (916, 14178268), (1832, 7089134), (2977, 4362544), (3664, 3544567), (5954, 2181272), (11908, 1090636), (23816, 545318), (47632, 272659)]