13191075

素因数分解:

$3^2\times 5^2\times {\mathrm{23}}^1\times {\mathrm{2549}}^1$

素因数の和:2588

約数の個数: 36

約数和(自身を含む): 24663600

約数和(自身を除く): 11472525

約数列:

[1, 3, 5, 9, 15, 23, 25, 45, 69, 75, 115, 207, 225, 345, 575, 1035, 1725, 2549, 5175, 7647, 12745, 22941, 38235, 58627, 63725, 114705, 175881, 191175, 293135, 527643, 573525, 879405, 1465675, 2638215, 4397025, 13191075]

約数ペア:

[(1, 13191075), (3, 4397025), (5, 2638215), (9, 1465675), (15, 879405), (23, 573525), (25, 527643), (45, 293135), (69, 191175), (75, 175881), (115, 114705), (207, 63725), (225, 58627), (345, 38235), (575, 22941), (1035, 12745), (1725, 7647), (2549, 5175)]