31161918

素因数分解:

$2^1\times 3^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{359}}^1$

素因数の和:441

約数の個数: 64

約数和(自身を含む): 70917120

約数和(自身を除く): 39755202

約数列:

[1, 2, 3, 6, 17, 23, 34, 37, 46, 51, 69, 74, 102, 111, 138, 222, 359, 391, 629, 718, 782, 851, 1077, 1173, 1258, 1702, 1887, 2154, 2346, 2553, 3774, 5106, 6103, 8257, 12206, 13283, 14467, 16514, 18309, 24771, 26566, 28934, 36618, 39849, 43401, 49542, 79698, 86802, 140369, 225811, 280738, 305509, 421107, 451622, 611018, 677433, 842214, 916527, 1354866, 1833054, 5193653, 10387306, 15580959, 31161918]

約数ペア:

[(1, 31161918), (2, 15580959), (3, 10387306), (6, 5193653), (17, 1833054), (23, 1354866), (34, 916527), (37, 842214), (46, 677433), (51, 611018), (69, 451622), (74, 421107), (102, 305509), (111, 280738), (138, 225811), (222, 140369), (359, 86802), (391, 79698), (629, 49542), (718, 43401), (782, 39849), (851, 36618), (1077, 28934), (1173, 26566), (1258, 24771), (1702, 18309), (1887, 16514), (2154, 14467), (2346, 13283), (2553, 12206), (3774, 8257), (5106, 6103)]