28242578

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{5351}}^1$

素因数の和:5402

約数の個数: 32

約数和(自身を含む): 53948160

約数和(自身を除く): 25705582

約数列:

[1, 2, 7, 13, 14, 26, 29, 58, 91, 182, 203, 377, 406, 754, 2639, 5278, 5351, 10702, 37457, 69563, 74914, 139126, 155179, 310358, 486941, 973882, 1086253, 2017327, 2172506, 4034654, 14121289, 28242578]

約数ペア:

[(1, 28242578), (2, 14121289), (7, 4034654), (13, 2172506), (14, 2017327), (26, 1086253), (29, 973882), (58, 486941), (91, 310358), (182, 155179), (203, 139126), (377, 74914), (406, 69563), (754, 37457), (2639, 10702), (5278, 5351)]