1621940294

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{191}}^1\times {\mathrm{326609}}^1$

素因数の和:326815

約数の個数: 16

約数和(自身を含む): 2633783040

約数和(自身を除く): 1011842746

約数列:

[1, 2, 13, 26, 191, 382, 2483, 4966, 326609, 653218, 4245917, 8491834, 62382319, 124764638, 810970147, 1621940294]

約数ペア:

[(1, 1621940294), (2, 810970147), (13, 124764638), (26, 62382319), (191, 8491834), (382, 4245917), (2483, 653218), (4966, 326609)]