12690363

素因数分解:

$3^1\times 7^2\times {\mathrm{131}}^1\times {\mathrm{659}}^1$

素因数の和:807

約数の個数: 24

約数和(自身を含む): 19863360

約数和(自身を除く): 7172997

約数列:

[1, 3, 7, 21, 49, 131, 147, 393, 659, 917, 1977, 2751, 4613, 6419, 13839, 19257, 32291, 86329, 96873, 258987, 604303, 1812909, 4230121, 12690363]

約数ペア:

[(1, 12690363), (3, 4230121), (7, 1812909), (21, 604303), (49, 258987), (131, 96873), (147, 86329), (393, 32291), (659, 19257), (917, 13839), (1977, 6419), (2751, 4613)]