31965885

素因数分解:

$3^2\times 5^1\times 7^3\times {\mathrm{19}}^1\times {\mathrm{109}}^1$

素因数の和:160

約数の個数: 96

約数和(自身を含む): 68640000

約数和(自身を除く): 36674115

約数列:

[1, 3, 5, 7, 9, 15, 19, 21, 35, 45, 49, 57, 63, 95, 105, 109, 133, 147, 171, 245, 285, 315, 327, 343, 399, 441, 545, 665, 735, 763, 855, 931, 981, 1029, 1197, 1635, 1715, 1995, 2071, 2205, 2289, 2793, 3087, 3815, 4655, 4905, 5145, 5341, 5985, 6213, 6517, 6867, 8379, 10355, 11445, 13965, 14497, 15435, 16023, 18639, 19551, 26705, 31065, 32585, 34335, 37387, 41895, 43491, 48069, 58653, 72485, 80115, 93195, 97755, 101479, 112161, 130473, 186935, 217455, 240345, 293265, 304437, 336483, 507395, 560805, 652365, 710353, 913311, 1522185, 1682415, 2131059, 3551765, 4566555, 6393177, 10655295, 31965885]

約数ペア:

[(1, 31965885), (3, 10655295), (5, 6393177), (7, 4566555), (9, 3551765), (15, 2131059), (19, 1682415), (21, 1522185), (35, 913311), (45, 710353), (49, 652365), (57, 560805), (63, 507395), (95, 336483), (105, 304437), (109, 293265), (133, 240345), (147, 217455), (171, 186935), (245, 130473), (285, 112161), (315, 101479), (327, 97755), (343, 93195), (399, 80115), (441, 72485), (545, 58653), (665, 48069), (735, 43491), (763, 41895), (855, 37387), (931, 34335), (981, 32585), (1029, 31065), (1197, 26705), (1635, 19551), (1715, 18639), (1995, 16023), (2071, 15435), (2205, 14497), (2289, 13965), (2793, 11445), (3087, 10355), (3815, 8379), (4655, 6867), (4905, 6517), (5145, 6213), (5341, 5985)]