217718088

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{647}}^1\times {\mathrm{2003}}^1$

素因数の和:2666

約数の個数: 64

約数和(自身を含む): 623324160

約数和(自身を除く): 405606072

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 42, 56, 84, 168, 647, 1294, 1941, 2003, 2588, 3882, 4006, 4529, 5176, 6009, 7764, 8012, 9058, 12018, 13587, 14021, 15528, 16024, 18116, 24036, 27174, 28042, 36232, 42063, 48072, 54348, 56084, 84126, 108696, 112168, 168252, 336504, 1295941, 2591882, 3887823, 5183764, 7775646, 9071587, 10367528, 15551292, 18143174, 27214761, 31102584, 36286348, 54429522, 72572696, 108859044, 217718088]

約数ペア:

[(1, 217718088), (2, 108859044), (3, 72572696), (4, 54429522), (6, 36286348), (7, 31102584), (8, 27214761), (12, 18143174), (14, 15551292), (21, 10367528), (24, 9071587), (28, 7775646), (42, 5183764), (56, 3887823), (84, 2591882), (168, 1295941), (647, 336504), (1294, 168252), (1941, 112168), (2003, 108696), (2588, 84126), (3882, 56084), (4006, 54348), (4529, 48072), (5176, 42063), (6009, 36232), (7764, 28042), (8012, 27174), (9058, 24036), (12018, 18116), (13587, 16024), (14021, 15528)]