31583079

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{251}}^1$

素因数の和:340

約数の個数: 48

約数和(自身を含む): 52835328

約数和(自身を除く): 21252249

約数列:

[1, 3, 9, 11, 31, 33, 41, 93, 99, 123, 251, 279, 341, 369, 451, 753, 1023, 1271, 1353, 2259, 2761, 3069, 3813, 4059, 7781, 8283, 10291, 11439, 13981, 23343, 24849, 30873, 41943, 70029, 85591, 92619, 113201, 125829, 256773, 319021, 339603, 770319, 957063, 1018809, 2871189, 3509231, 10527693, 31583079]

約数ペア:

[(1, 31583079), (3, 10527693), (9, 3509231), (11, 2871189), (31, 1018809), (33, 957063), (41, 770319), (93, 339603), (99, 319021), (123, 256773), (251, 125829), (279, 113201), (341, 92619), (369, 85591), (451, 70029), (753, 41943), (1023, 30873), (1271, 24849), (1353, 23343), (2259, 13981), (2761, 11439), (3069, 10291), (3813, 8283), (4059, 7781)]