78048765

素因数分解:

$3^4\times 5^1\times {\mathrm{103}}^1\times {\mathrm{1871}}^1$

素因数の和:1991

約数の個数: 40

約数和(自身を含む): 141343488

約数和(自身を除く): 63294723

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 103, 135, 309, 405, 515, 927, 1545, 1871, 2781, 4635, 5613, 8343, 9355, 13905, 16839, 28065, 41715, 50517, 84195, 151551, 192713, 252585, 578139, 757755, 963565, 1734417, 2890695, 5203251, 8672085, 15609753, 26016255, 78048765]

約数ペア:

[(1, 78048765), (3, 26016255), (5, 15609753), (9, 8672085), (15, 5203251), (27, 2890695), (45, 1734417), (81, 963565), (103, 757755), (135, 578139), (309, 252585), (405, 192713), (515, 151551), (927, 84195), (1545, 50517), (1871, 41715), (2781, 28065), (4635, 16839), (5613, 13905), (8343, 9355)]