15213978

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{823}}^1$

素因数の和:923

約数の個数: 48

約数和(自身を含む): 35992320

約数和(自身を除く): 20778342

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 39, 78, 79, 117, 158, 234, 237, 474, 711, 823, 1027, 1422, 1646, 2054, 2469, 3081, 4938, 6162, 7407, 9243, 10699, 14814, 18486, 21398, 32097, 64194, 65017, 96291, 130034, 192582, 195051, 390102, 585153, 845221, 1170306, 1690442, 2535663, 5071326, 7606989, 15213978]

約数ペア:

[(1, 15213978), (2, 7606989), (3, 5071326), (6, 2535663), (9, 1690442), (13, 1170306), (18, 845221), (26, 585153), (39, 390102), (78, 195051), (79, 192582), (117, 130034), (158, 96291), (234, 65017), (237, 64194), (474, 32097), (711, 21398), (823, 18486), (1027, 14814), (1422, 10699), (1646, 9243), (2054, 7407), (2469, 6162), (3081, 4938)]