31001812

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{79}}^1\times {\mathrm{199}}^1$

素因数の和:328

約数の個数: 48

約数和(自身を含む): 60480000

約数和(自身を除く): 29478188

約数列:

[1, 2, 4, 17, 29, 34, 58, 68, 79, 116, 158, 199, 316, 398, 493, 796, 986, 1343, 1972, 2291, 2686, 3383, 4582, 5372, 5771, 6766, 9164, 11542, 13532, 15721, 23084, 31442, 38947, 62884, 77894, 98107, 155788, 196214, 267257, 392428, 455909, 534514, 911818, 1069028, 1823636, 7750453, 15500906, 31001812]

約数ペア:

[(1, 31001812), (2, 15500906), (4, 7750453), (17, 1823636), (29, 1069028), (34, 911818), (58, 534514), (68, 455909), (79, 392428), (116, 267257), (158, 196214), (199, 155788), (316, 98107), (398, 77894), (493, 62884), (796, 38947), (986, 31442), (1343, 23084), (1972, 15721), (2291, 13532), (2686, 11542), (3383, 9164), (4582, 6766), (5372, 5771)]