38783979

素因数分解:

$3^2\times {\mathrm{13}}^2\times {\mathrm{43}}^1\times {\mathrm{593}}^1$

素因数の和:668

約数の個数: 36

約数和(自身を含む): 62177544

約数和(自身を除く): 23393565

約数列:

[1, 3, 9, 13, 39, 43, 117, 129, 169, 387, 507, 559, 593, 1521, 1677, 1779, 5031, 5337, 7267, 7709, 21801, 23127, 25499, 65403, 69381, 76497, 100217, 229491, 300651, 331487, 901953, 994461, 2983383, 4309331, 12927993, 38783979]

約数ペア:

[(1, 38783979), (3, 12927993), (9, 4309331), (13, 2983383), (39, 994461), (43, 901953), (117, 331487), (129, 300651), (169, 229491), (387, 100217), (507, 76497), (559, 69381), (593, 65403), (1521, 25499), (1677, 23127), (1779, 21801), (5031, 7709), (5337, 7267)]