2139390

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{2161}}^1$

素因数の和:2185

約数の個数: 48

約数和(自身を含む): 6070896

約数和(自身を除く): 3931506

約数列:

[1, 2, 3, 5, 6, 9, 10, 11, 15, 18, 22, 30, 33, 45, 55, 66, 90, 99, 110, 165, 198, 330, 495, 990, 2161, 4322, 6483, 10805, 12966, 19449, 21610, 23771, 32415, 38898, 47542, 64830, 71313, 97245, 118855, 142626, 194490, 213939, 237710, 356565, 427878, 713130, 1069695, 2139390]

約数ペア:

[(1, 2139390), (2, 1069695), (3, 713130), (5, 427878), (6, 356565), (9, 237710), (10, 213939), (11, 194490), (15, 142626), (18, 118855), (22, 97245), (30, 71313), (33, 64830), (45, 47542), (55, 38898), (66, 32415), (90, 23771), (99, 21610), (110, 19449), (165, 12966), (198, 10805), (330, 6483), (495, 4322), (990, 2161)]