3920265

素因数分解:

$3^3\times 5^1\times {\mathrm{71}}^1\times {\mathrm{409}}^1$

素因数の和:494

約数の個数: 32

約数和(自身を含む): 7084800

約数和(自身を除く): 3164535

約数列:

[1, 3, 5, 9, 15, 27, 45, 71, 135, 213, 355, 409, 639, 1065, 1227, 1917, 2045, 3195, 3681, 6135, 9585, 11043, 18405, 29039, 55215, 87117, 145195, 261351, 435585, 784053, 1306755, 3920265]

約数ペア:

[(1, 3920265), (3, 1306755), (5, 784053), (9, 435585), (15, 261351), (27, 145195), (45, 87117), (71, 55215), (135, 29039), (213, 18405), (355, 11043), (409, 9585), (639, 6135), (1065, 3681), (1227, 3195), (1917, 2045)]