2161036124

素因数分解:

$2^2\times {\mathrm{13}}^2\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{4001}}^1$

素因数の和:4095

約数の個数: 72

約数和(自身を含む): 4429349568

約数和(自身を除く): 2268313444

約数列:

[1, 2, 4, 13, 17, 26, 34, 47, 52, 68, 94, 169, 188, 221, 338, 442, 611, 676, 799, 884, 1222, 1598, 2444, 2873, 3196, 4001, 5746, 7943, 8002, 10387, 11492, 15886, 16004, 20774, 31772, 41548, 52013, 68017, 104026, 135031, 136034, 188047, 208052, 270062, 272068, 376094, 540124, 676169, 752188, 884221, 1352338, 1768442, 2444611, 2704676, 3196799, 3536884, 4889222, 6393598, 9778444, 11494873, 12787196, 22989746, 31779943, 41558387, 45979492, 63559886, 83116774, 127119772, 166233548, 540259031, 1080518062, 2161036124]

約数ペア:

[(1, 2161036124), (2, 1080518062), (4, 540259031), (13, 166233548), (17, 127119772), (26, 83116774), (34, 63559886), (47, 45979492), (52, 41558387), (68, 31779943), (94, 22989746), (169, 12787196), (188, 11494873), (221, 9778444), (338, 6393598), (442, 4889222), (611, 3536884), (676, 3196799), (799, 2704676), (884, 2444611), (1222, 1768442), (1598, 1352338), (2444, 884221), (2873, 752188), (3196, 676169), (4001, 540124), (5746, 376094), (7943, 272068), (8002, 270062), (10387, 208052), (11492, 188047), (15886, 136034), (16004, 135031), (20774, 104026), (31772, 68017), (41548, 52013)]