1040691841

素因数分解:

$7^4\times {\mathrm{149}}^1\times {\mathrm{2909}}^1$

素因数の和:3086

約数の個数: 20

約数和(自身を含む): 1222636500

約数和(自身を除く): 181944659

約数列:

[1, 7, 49, 149, 343, 1043, 2401, 2909, 7301, 20363, 51107, 142541, 357749, 433441, 997787, 3034087, 6984509, 21238609, 148670263, 1040691841]

約数ペア:

[(1, 1040691841), (7, 148670263), (49, 21238609), (149, 6984509), (343, 3034087), (1043, 997787), (2401, 433441), (2909, 357749), (7301, 142541), (20363, 51107)]