31234905

素因数分解:

$3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{107}}^1\times {\mathrm{499}}^1$

素因数の和:630

約数の個数: 48

約数和(自身を含む): 58968000

約数和(自身を除く): 27733095

約数列:

[1, 3, 5, 9, 13, 15, 39, 45, 65, 107, 117, 195, 321, 499, 535, 585, 963, 1391, 1497, 1605, 2495, 4173, 4491, 4815, 6487, 6955, 7485, 12519, 19461, 20865, 22455, 32435, 53393, 58383, 62595, 97305, 160179, 266965, 291915, 480537, 694109, 800895, 2082327, 2402685, 3470545, 6246981, 10411635, 31234905]

約数ペア:

[(1, 31234905), (3, 10411635), (5, 6246981), (9, 3470545), (13, 2402685), (15, 2082327), (39, 800895), (45, 694109), (65, 480537), (107, 291915), (117, 266965), (195, 160179), (321, 97305), (499, 62595), (535, 58383), (585, 53393), (963, 32435), (1391, 22455), (1497, 20865), (1605, 19461), (2495, 12519), (4173, 7485), (4491, 6955), (4815, 6487)]