1661790

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{4261}}^1$

素因数の和:4284

約数の個数: 32

約数和(自身を含む): 4296096

約数和(自身を除く): 2634306

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 130, 195, 390, 4261, 8522, 12783, 21305, 25566, 42610, 55393, 63915, 110786, 127830, 166179, 276965, 332358, 553930, 830895, 1661790]

約数ペア:

[(1, 1661790), (2, 830895), (3, 553930), (5, 332358), (6, 276965), (10, 166179), (13, 127830), (15, 110786), (26, 63915), (30, 55393), (39, 42610), (65, 25566), (78, 21305), (130, 12783), (195, 8522), (390, 4261)]