2009377425

素因数分解:

$3^1\times 5^2\times {\mathrm{11}}^3\times {\mathrm{20129}}^1$

素因数の和:20175

約数の個数: 48

約数和(自身を含む): 3654319680

約数和(自身を除く): 1644942255

約数列:

[1, 3, 5, 11, 15, 25, 33, 55, 75, 121, 165, 275, 363, 605, 825, 1331, 1815, 3025, 3993, 6655, 9075, 19965, 20129, 33275, 60387, 99825, 100645, 221419, 301935, 503225, 664257, 1107095, 1509675, 2435609, 3321285, 5535475, 7306827, 12178045, 16606425, 26791699, 36534135, 60890225, 80375097, 133958495, 182670675, 401875485, 669792475, 2009377425]

約数ペア:

[(1, 2009377425), (3, 669792475), (5, 401875485), (11, 182670675), (15, 133958495), (25, 80375097), (33, 60890225), (55, 36534135), (75, 26791699), (121, 16606425), (165, 12178045), (275, 7306827), (363, 5535475), (605, 3321285), (825, 2435609), (1331, 1509675), (1815, 1107095), (3025, 664257), (3993, 503225), (6655, 301935), (9075, 221419), (19965, 100645), (20129, 99825), (33275, 60387)]