30839895

素因数分解:

$3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{83}}^1\times {\mathrm{359}}^1$

素因数の和:476

約数の個数: 48

約数和(自身を含む): 56609280

約数和(自身を除く): 25769385

約数列:

[1, 3, 5, 9, 15, 23, 45, 69, 83, 115, 207, 249, 345, 359, 415, 747, 1035, 1077, 1245, 1795, 1909, 3231, 3735, 5385, 5727, 8257, 9545, 16155, 17181, 24771, 28635, 29797, 41285, 74313, 85905, 89391, 123855, 148985, 268173, 371565, 446955, 685331, 1340865, 2055993, 3426655, 6167979, 10279965, 30839895]

約数ペア:

[(1, 30839895), (3, 10279965), (5, 6167979), (9, 3426655), (15, 2055993), (23, 1340865), (45, 685331), (69, 446955), (83, 371565), (115, 268173), (207, 148985), (249, 123855), (345, 89391), (359, 85905), (415, 74313), (747, 41285), (1035, 29797), (1077, 28635), (1245, 24771), (1795, 17181), (1909, 16155), (3231, 9545), (3735, 8257), (5385, 5727)]