38741521

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{79}}^1\times {\mathrm{317}}^1$

素因数の和:433

約数の個数: 32

約数和(自身を含む): 51287040

約数和(自身を除く): 12545519

約数列:

[1, 7, 13, 17, 79, 91, 119, 221, 317, 553, 1027, 1343, 1547, 2219, 4121, 5389, 7189, 9401, 17459, 25043, 28847, 37723, 70057, 122213, 175301, 325559, 425731, 490399, 2278913, 2980117, 5534503, 38741521]

約数ペア:

[(1, 38741521), (7, 5534503), (13, 2980117), (17, 2278913), (79, 490399), (91, 425731), (119, 325559), (221, 175301), (317, 122213), (553, 70057), (1027, 37723), (1343, 28847), (1547, 25043), (2219, 17459), (4121, 9401), (5389, 7189)]