2643795

素因数分解:

$3^2\times 5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{109}}^1$

素因数の和:145

約数の個数: 72

約数和(自身を含む): 5868720

約数和(自身を除く): 3224925

約数列:

[1, 3, 5, 7, 9, 11, 15, 21, 33, 35, 45, 49, 55, 63, 77, 99, 105, 109, 147, 165, 231, 245, 315, 327, 385, 441, 495, 539, 545, 693, 735, 763, 981, 1155, 1199, 1617, 1635, 2205, 2289, 2695, 3465, 3597, 3815, 4851, 4905, 5341, 5995, 6867, 8085, 8393, 10791, 11445, 16023, 17985, 24255, 25179, 26705, 34335, 41965, 48069, 53955, 58751, 75537, 80115, 125895, 176253, 240345, 293755, 377685, 528759, 881265, 2643795]

約数ペア:

[(1, 2643795), (3, 881265), (5, 528759), (7, 377685), (9, 293755), (11, 240345), (15, 176253), (21, 125895), (33, 80115), (35, 75537), (45, 58751), (49, 53955), (55, 48069), (63, 41965), (77, 34335), (99, 26705), (105, 25179), (109, 24255), (147, 17985), (165, 16023), (231, 11445), (245, 10791), (315, 8393), (327, 8085), (385, 6867), (441, 5995), (495, 5341), (539, 4905), (545, 4851), (693, 3815), (735, 3597), (763, 3465), (981, 2695), (1155, 2289), (1199, 2205), (1617, 1635)]