13072345

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{389}}^1$

素因数の和:465

約数の個数: 32

約数和(自身を含む): 18869760

約数和(自身を除く): 5797415

約数列:

[1, 5, 11, 13, 47, 55, 65, 143, 235, 389, 517, 611, 715, 1945, 2585, 3055, 4279, 5057, 6721, 18283, 21395, 25285, 33605, 55627, 91415, 201113, 237679, 278135, 1005565, 1188395, 2614469, 13072345]

約数ペア:

[(1, 13072345), (5, 2614469), (11, 1188395), (13, 1005565), (47, 278135), (55, 237679), (65, 201113), (143, 91415), (235, 55627), (389, 33605), (517, 25285), (611, 21395), (715, 18283), (1945, 6721), (2585, 5057), (3055, 4279)]