198187870

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{89}}^1\times {\mathrm{13099}}^1$

素因数の和:13212

約数の個数: 32

約数和(自身を含む): 381996000

約数和(自身を除く): 183808130

約数列:

[1, 2, 5, 10, 17, 34, 85, 89, 170, 178, 445, 890, 1513, 3026, 7565, 13099, 15130, 26198, 65495, 130990, 222683, 445366, 1113415, 1165811, 2226830, 2331622, 5829055, 11658110, 19818787, 39637574, 99093935, 198187870]

約数ペア:

[(1, 198187870), (2, 99093935), (5, 39637574), (10, 19818787), (17, 11658110), (34, 5829055), (85, 2331622), (89, 2226830), (170, 1165811), (178, 1113415), (445, 445366), (890, 222683), (1513, 130990), (3026, 65495), (7565, 26198), (13099, 15130)]