131938125

素因数分解:

$3^1\times 5^4\times {\mathrm{11}}^1\times {\mathrm{6397}}^1$

素因数の和:6431

約数の個数: 40

約数和(自身を含む): 239848224

約数和(自身を除く): 107910099

約数列:

[1, 3, 5, 11, 15, 25, 33, 55, 75, 125, 165, 275, 375, 625, 825, 1375, 1875, 4125, 6397, 6875, 19191, 20625, 31985, 70367, 95955, 159925, 211101, 351835, 479775, 799625, 1055505, 1759175, 2398875, 3998125, 5277525, 8795875, 11994375, 26387625, 43979375, 131938125]

約数ペア:

[(1, 131938125), (3, 43979375), (5, 26387625), (11, 11994375), (15, 8795875), (25, 5277525), (33, 3998125), (55, 2398875), (75, 1759175), (125, 1055505), (165, 799625), (275, 479775), (375, 351835), (625, 211101), (825, 159925), (1375, 95955), (1875, 70367), (4125, 31985), (6397, 20625), (6875, 19191)]