28856295

素因数分解:

$3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{107}}^1\times {\mathrm{461}}^1$

素因数の和:592

約数の個数: 48

約数和(自身を含む): 54486432

約数和(自身を除く): 25630137

約数列:

[1, 3, 5, 9, 13, 15, 39, 45, 65, 107, 117, 195, 321, 461, 535, 585, 963, 1383, 1391, 1605, 2305, 4149, 4173, 4815, 5993, 6915, 6955, 12519, 17979, 20745, 20865, 29965, 49327, 53937, 62595, 89895, 147981, 246635, 269685, 443943, 641251, 739905, 1923753, 2219715, 3206255, 5771259, 9618765, 28856295]

約数ペア:

[(1, 28856295), (3, 9618765), (5, 5771259), (9, 3206255), (13, 2219715), (15, 1923753), (39, 739905), (45, 641251), (65, 443943), (107, 269685), (117, 246635), (195, 147981), (321, 89895), (461, 62595), (535, 53937), (585, 49327), (963, 29965), (1383, 20865), (1391, 20745), (1605, 17979), (2305, 12519), (4149, 6955), (4173, 6915), (4815, 5993)]