13221488

素因数分解:

$2^4\times 7^1\times {\mathrm{97}}^1\times {\mathrm{1217}}^1$

素因数の和:1329

約数の個数: 40

約数和(自身を含む): 29602272

約数和(自身を除く): 16380784

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 97, 112, 194, 388, 679, 776, 1217, 1358, 1552, 2434, 2716, 4868, 5432, 8519, 9736, 10864, 17038, 19472, 34076, 68152, 118049, 136304, 236098, 472196, 826343, 944392, 1652686, 1888784, 3305372, 6610744, 13221488]

約数ペア:

[(1, 13221488), (2, 6610744), (4, 3305372), (7, 1888784), (8, 1652686), (14, 944392), (16, 826343), (28, 472196), (56, 236098), (97, 136304), (112, 118049), (194, 68152), (388, 34076), (679, 19472), (776, 17038), (1217, 10864), (1358, 9736), (1552, 8519), (2434, 5432), (2716, 4868)]