139880835

素因数分解:

$3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{197}}^1\times {\mathrm{509}}^1$

素因数の和:748

約数の個数: 48

約数和(自身を含む): 252046080

約数和(自身を除く): 112165245

約数列:

[1, 3, 5, 9, 15, 31, 45, 93, 155, 197, 279, 465, 509, 591, 985, 1395, 1527, 1773, 2545, 2955, 4581, 6107, 7635, 8865, 15779, 18321, 22905, 30535, 47337, 54963, 78895, 91605, 100273, 142011, 236685, 274815, 300819, 501365, 710055, 902457, 1504095, 3108463, 4512285, 9325389, 15542315, 27976167, 46626945, 139880835]

約数ペア:

[(1, 139880835), (3, 46626945), (5, 27976167), (9, 15542315), (15, 9325389), (31, 4512285), (45, 3108463), (93, 1504095), (155, 902457), (197, 710055), (279, 501365), (465, 300819), (509, 274815), (591, 236685), (985, 142011), (1395, 100273), (1527, 91605), (1773, 78895), (2545, 54963), (2955, 47337), (4581, 30535), (6107, 22905), (7635, 18321), (8865, 15779)]