13237868

素因数分解:

$2^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{101}}^1\times {\mathrm{151}}^1$

素因数の和:294

約数の個数: 48

約数和(自身を含む): 27783168

約数和(自身を除く): 14545300

約数列:

[1, 2, 4, 7, 14, 28, 31, 62, 101, 124, 151, 202, 217, 302, 404, 434, 604, 707, 868, 1057, 1414, 2114, 2828, 3131, 4228, 4681, 6262, 9362, 12524, 15251, 18724, 21917, 30502, 32767, 43834, 61004, 65534, 87668, 106757, 131068, 213514, 427028, 472781, 945562, 1891124, 3309467, 6618934, 13237868]

約数ペア:

[(1, 13237868), (2, 6618934), (4, 3309467), (7, 1891124), (14, 945562), (28, 472781), (31, 427028), (62, 213514), (101, 131068), (124, 106757), (151, 87668), (202, 65534), (217, 61004), (302, 43834), (404, 32767), (434, 30502), (604, 21917), (707, 18724), (868, 15251), (1057, 12524), (1414, 9362), (2114, 6262), (2828, 4681), (3131, 4228)]