211029028

素因数分解:

$2^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{243121}}^1$

素因数の和:243163

約数の個数: 24

約数和(自身を含む): 435674624

約数和(自身を除く): 224645596

約数列:

[1, 2, 4, 7, 14, 28, 31, 62, 124, 217, 434, 868, 243121, 486242, 972484, 1701847, 3403694, 6807388, 7536751, 15073502, 30147004, 52757257, 105514514, 211029028]

約数ペア:

[(1, 211029028), (2, 105514514), (4, 52757257), (7, 30147004), (14, 15073502), (28, 7536751), (31, 6807388), (62, 3403694), (124, 1701847), (217, 972484), (434, 486242), (868, 243121)]