31556454

素因数分解:

$2^1\times 3^1\times {\mathrm{17}}^1\times {\mathrm{19}}^2\times {\mathrm{857}}^1$

素因数の和:917

約数の個数: 48

約数和(自身を含む): 70609968

約数和(自身を除く): 39053514

約数列:

[1, 2, 3, 6, 17, 19, 34, 38, 51, 57, 102, 114, 323, 361, 646, 722, 857, 969, 1083, 1714, 1938, 2166, 2571, 5142, 6137, 12274, 14569, 16283, 18411, 29138, 32566, 36822, 43707, 48849, 87414, 97698, 276811, 309377, 553622, 618754, 830433, 928131, 1660866, 1856262, 5259409, 10518818, 15778227, 31556454]

約数ペア:

[(1, 31556454), (2, 15778227), (3, 10518818), (6, 5259409), (17, 1856262), (19, 1660866), (34, 928131), (38, 830433), (51, 618754), (57, 553622), (102, 309377), (114, 276811), (323, 97698), (361, 87414), (646, 48849), (722, 43707), (857, 36822), (969, 32566), (1083, 29138), (1714, 18411), (1938, 16283), (2166, 14569), (2571, 12274), (5142, 6137)]