2031225

素因数分解:

$3^1\times 5^2\times 7^1\times {\mathrm{53}}^1\times {\mathrm{73}}^1$

素因数の和:146

約数の個数: 48

約数和(自身を含む): 3964032

約数和(自身を除く): 1932807

約数列:

[1, 3, 5, 7, 15, 21, 25, 35, 53, 73, 75, 105, 159, 175, 219, 265, 365, 371, 511, 525, 795, 1095, 1113, 1325, 1533, 1825, 1855, 2555, 3869, 3975, 5475, 5565, 7665, 9275, 11607, 12775, 19345, 27083, 27825, 38325, 58035, 81249, 96725, 135415, 290175, 406245, 677075, 2031225]

約数ペア:

[(1, 2031225), (3, 677075), (5, 406245), (7, 290175), (15, 135415), (21, 96725), (25, 81249), (35, 58035), (53, 38325), (73, 27825), (75, 27083), (105, 19345), (159, 12775), (175, 11607), (219, 9275), (265, 7665), (365, 5565), (371, 5475), (511, 3975), (525, 3869), (795, 2555), (1095, 1855), (1113, 1825), (1325, 1533)]