1821168078

素因数分解:

$2^1\times 3^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{277}}^1\times {\mathrm{1499}}^1$

素因数の和:1841

約数の個数: 64

約数和(自身を含む): 3963168000

約数和(自身を除く): 2141999922

約数列:

[1, 2, 3, 6, 17, 34, 43, 51, 86, 102, 129, 258, 277, 554, 731, 831, 1462, 1499, 1662, 2193, 2998, 4386, 4497, 4709, 8994, 9418, 11911, 14127, 23822, 25483, 28254, 35733, 50966, 64457, 71466, 76449, 128914, 152898, 193371, 202487, 386742, 404974, 415223, 607461, 830446, 1095769, 1214922, 1245669, 2191538, 2491338, 3287307, 6574614, 7058791, 14117582, 17854589, 21176373, 35709178, 42352746, 53563767, 107127534, 303528013, 607056026, 910584039, 1821168078]

約数ペア:

[(1, 1821168078), (2, 910584039), (3, 607056026), (6, 303528013), (17, 107127534), (34, 53563767), (43, 42352746), (51, 35709178), (86, 21176373), (102, 17854589), (129, 14117582), (258, 7058791), (277, 6574614), (554, 3287307), (731, 2491338), (831, 2191538), (1462, 1245669), (1499, 1214922), (1662, 1095769), (2193, 830446), (2998, 607461), (4386, 415223), (4497, 404974), (4709, 386742), (8994, 202487), (9418, 193371), (11911, 152898), (14127, 128914), (23822, 76449), (25483, 71466), (28254, 64457), (35733, 50966)]