1223415

素因数分解:

$3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{877}}^1$

素因数の和:919

約数の個数: 24

約数和(自身を含む): 2191488

約数和(自身を除く): 968073

約数列:

[1, 3, 5, 9, 15, 31, 45, 93, 155, 279, 465, 877, 1395, 2631, 4385, 7893, 13155, 27187, 39465, 81561, 135935, 244683, 407805, 1223415]

約数ペア:

[(1, 1223415), (3, 407805), (5, 244683), (9, 135935), (15, 81561), (31, 39465), (45, 27187), (93, 13155), (155, 7893), (279, 4385), (465, 2631), (877, 1395)]