681189872

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{97}}^1\times {\mathrm{39901}}^1$

素因数の和:40017

約数の個数: 40

約数和(自身を含む): 1454667312

約数和(自身を除く): 773477440

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 88, 97, 176, 194, 388, 776, 1067, 1552, 2134, 4268, 8536, 17072, 39901, 79802, 159604, 319208, 438911, 638416, 877822, 1755644, 3511288, 3870397, 7022576, 7740794, 15481588, 30963176, 42574367, 61926352, 85148734, 170297468, 340594936, 681189872]

約数ペア:

[(1, 681189872), (2, 340594936), (4, 170297468), (8, 85148734), (11, 61926352), (16, 42574367), (22, 30963176), (44, 15481588), (88, 7740794), (97, 7022576), (176, 3870397), (194, 3511288), (388, 1755644), (776, 877822), (1067, 638416), (1552, 438911), (2134, 319208), (4268, 159604), (8536, 79802), (17072, 39901)]