210320415

素因数分解:

$3^3\times 5^1\times {\mathrm{557}}^1\times {\mathrm{2797}}^1$

素因数の和:3368

約数の個数: 32

約数和(自身を含む): 374708160

約数和(自身を除く): 164387745

約数列:

[1, 3, 5, 9, 15, 27, 45, 135, 557, 1671, 2785, 2797, 5013, 8355, 8391, 13985, 15039, 25065, 25173, 41955, 75195, 75519, 125865, 377595, 1557929, 4673787, 7789645, 14021361, 23368935, 42064083, 70106805, 210320415]

約数ペア:

[(1, 210320415), (3, 70106805), (5, 42064083), (9, 23368935), (15, 14021361), (27, 7789645), (45, 4673787), (135, 1557929), (557, 377595), (1671, 125865), (2785, 75519), (2797, 75195), (5013, 41955), (8355, 25173), (8391, 25065), (13985, 15039)]