1940445

素因数分解:

$3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{107}}^1$

素因数の和:162

約数の個数: 48

約数和(自身を含む): 3773952

約数和(自身を除く): 1833507

約数列:

[1, 3, 5, 9, 13, 15, 31, 39, 45, 65, 93, 107, 117, 155, 195, 279, 321, 403, 465, 535, 585, 963, 1209, 1391, 1395, 1605, 2015, 3317, 3627, 4173, 4815, 6045, 6955, 9951, 12519, 16585, 18135, 20865, 29853, 43121, 49755, 62595, 129363, 149265, 215605, 388089, 646815, 1940445]

約数ペア:

[(1, 1940445), (3, 646815), (5, 388089), (9, 215605), (13, 149265), (15, 129363), (31, 62595), (39, 49755), (45, 43121), (65, 29853), (93, 20865), (107, 18135), (117, 16585), (155, 12519), (195, 9951), (279, 6955), (321, 6045), (403, 4815), (465, 4173), (535, 3627), (585, 3317), (963, 2015), (1209, 1605), (1391, 1395)]