13640585

素因数分解:

$5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{89}}^1\times {\mathrm{151}}^1$

素因数の和:281

約数の個数: 32

約数和(自身を含む): 19699200

約数和(自身を除く): 6058615

約数列:

[1, 5, 7, 29, 35, 89, 145, 151, 203, 445, 623, 755, 1015, 1057, 2581, 3115, 4379, 5285, 12905, 13439, 18067, 21895, 30653, 67195, 90335, 94073, 153265, 389731, 470365, 1948655, 2728117, 13640585]

約数ペア:

[(1, 13640585), (5, 2728117), (7, 1948655), (29, 470365), (35, 389731), (89, 153265), (145, 94073), (151, 90335), (203, 67195), (445, 30653), (623, 21895), (755, 18067), (1015, 13439), (1057, 12905), (2581, 5285), (3115, 4379)]