131404

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^2$

素因数の和:62

約数の個数: 36

約数和(自身を含む): 298704

約数和(自身を除く): 167300

約数列:

[1, 2, 4, 7, 13, 14, 19, 26, 28, 38, 52, 76, 91, 133, 182, 247, 266, 361, 364, 494, 532, 722, 988, 1444, 1729, 2527, 3458, 4693, 5054, 6916, 9386, 10108, 18772, 32851, 65702, 131404]

約数ペア:

[(1, 131404), (2, 65702), (4, 32851), (7, 18772), (13, 10108), (14, 9386), (19, 6916), (26, 5054), (28, 4693), (38, 3458), (52, 2527), (76, 1729), (91, 1444), (133, 988), (182, 722), (247, 532), (266, 494), (361, 364)]