31205018

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{73}}^1\times {\mathrm{401}}^1$

素因数の和:530

約数の個数: 32

約数和(自身を含む): 52475472

約数和(自身を除く): 21270454

約数列:

[1, 2, 13, 26, 41, 73, 82, 146, 401, 533, 802, 949, 1066, 1898, 2993, 5213, 5986, 10426, 16441, 29273, 32882, 38909, 58546, 77818, 213733, 380549, 427466, 761098, 1200193, 2400386, 15602509, 31205018]

約数ペア:

[(1, 31205018), (2, 15602509), (13, 2400386), (26, 1200193), (41, 761098), (73, 427466), (82, 380549), (146, 213733), (401, 77818), (533, 58546), (802, 38909), (949, 32882), (1066, 29273), (1898, 16441), (2993, 10426), (5213, 5986)]