25079535

素因数分解:

$3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{997}}^1$

素因数の和:1064

約数の個数: 48

約数和(自身を含む): 47951904

約数和(自身を除く): 22872369

約数列:

[1, 3, 5, 9, 13, 15, 39, 43, 45, 65, 117, 129, 195, 215, 387, 559, 585, 645, 997, 1677, 1935, 2795, 2991, 4985, 5031, 8385, 8973, 12961, 14955, 25155, 38883, 42871, 44865, 64805, 116649, 128613, 194415, 214355, 385839, 557323, 583245, 643065, 1671969, 1929195, 2786615, 5015907, 8359845, 25079535]

約数ペア:

[(1, 25079535), (3, 8359845), (5, 5015907), (9, 2786615), (13, 1929195), (15, 1671969), (39, 643065), (43, 583245), (45, 557323), (65, 385839), (117, 214355), (129, 194415), (195, 128613), (215, 116649), (387, 64805), (559, 44865), (585, 42871), (645, 38883), (997, 25155), (1677, 14955), (1935, 12961), (2795, 8973), (2991, 8385), (4985, 5031)]