231931755

素因数分解:

$3^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{79}}^1\times {\mathrm{659}}^1$

素因数の和:766

約数の個数: 80

約数和(自身を含む): 459993600

約数和(自身を除く): 228061845

約数列:

[1, 3, 5, 9, 11, 15, 27, 33, 45, 55, 79, 81, 99, 135, 165, 237, 297, 395, 405, 495, 659, 711, 869, 891, 1185, 1485, 1977, 2133, 2607, 3295, 3555, 4345, 4455, 5931, 6399, 7249, 7821, 9885, 10665, 13035, 17793, 21747, 23463, 29655, 31995, 36245, 39105, 52061, 53379, 65241, 70389, 88965, 108735, 117315, 156183, 195723, 260305, 266895, 326205, 351945, 468549, 572671, 587169, 780915, 978615, 1405647, 1718013, 2342745, 2863355, 2935845, 4216941, 5154039, 7028235, 8590065, 15462117, 21084705, 25770195, 46386351, 77310585, 231931755]

約数ペア:

[(1, 231931755), (3, 77310585), (5, 46386351), (9, 25770195), (11, 21084705), (15, 15462117), (27, 8590065), (33, 7028235), (45, 5154039), (55, 4216941), (79, 2935845), (81, 2863355), (99, 2342745), (135, 1718013), (165, 1405647), (237, 978615), (297, 780915), (395, 587169), (405, 572671), (495, 468549), (659, 351945), (711, 326205), (869, 266895), (891, 260305), (1185, 195723), (1485, 156183), (1977, 117315), (2133, 108735), (2607, 88965), (3295, 70389), (3555, 65241), (4345, 53379), (4455, 52061), (5931, 39105), (6399, 36245), (7249, 31995), (7821, 29655), (9885, 23463), (10665, 21747), (13035, 17793)]