23571405

素因数分解:

$3^4\times 5^1\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{37}}^1$

素因数の和:89

約数の個数: 120

約数和(自身を含む): 51368856

約数和(自身を除く): 27797451

約数列:

[1, 3, 5, 9, 11, 13, 15, 27, 33, 37, 39, 45, 55, 65, 81, 99, 111, 117, 121, 135, 143, 165, 185, 195, 297, 333, 351, 363, 405, 407, 429, 481, 495, 555, 585, 605, 715, 891, 999, 1053, 1089, 1221, 1287, 1443, 1485, 1573, 1665, 1755, 1815, 2035, 2145, 2405, 2997, 3267, 3663, 3861, 4329, 4455, 4477, 4719, 4995, 5265, 5291, 5445, 6105, 6435, 7215, 7865, 9801, 10989, 11583, 12987, 13431, 14157, 14985, 15873, 16335, 18315, 19305, 21645, 22385, 23595, 26455, 32967, 38961, 40293, 42471, 47619, 49005, 54945, 57915, 58201, 64935, 67155, 70785, 79365, 120879, 127413, 142857, 164835, 174603, 194805, 201465, 212355, 238095, 291005, 362637, 428571, 523809, 604395, 637065, 714285, 873015, 1571427, 1813185, 2142855, 2619045, 4714281, 7857135, 23571405]

約数ペア:

[(1, 23571405), (3, 7857135), (5, 4714281), (9, 2619045), (11, 2142855), (13, 1813185), (15, 1571427), (27, 873015), (33, 714285), (37, 637065), (39, 604395), (45, 523809), (55, 428571), (65, 362637), (81, 291005), (99, 238095), (111, 212355), (117, 201465), (121, 194805), (135, 174603), (143, 164835), (165, 142857), (185, 127413), (195, 120879), (297, 79365), (333, 70785), (351, 67155), (363, 64935), (405, 58201), (407, 57915), (429, 54945), (481, 49005), (495, 47619), (555, 42471), (585, 40293), (605, 38961), (715, 32967), (891, 26455), (999, 23595), (1053, 22385), (1089, 21645), (1221, 19305), (1287, 18315), (1443, 16335), (1485, 15873), (1573, 14985), (1665, 14157), (1755, 13431), (1815, 12987), (2035, 11583), (2145, 10989), (2405, 9801), (2997, 7865), (3267, 7215), (3663, 6435), (3861, 6105), (4329, 5445), (4455, 5291), (4477, 5265), (4719, 4995)]