31680522

素因数分解:

$2^1\times 3^2\times {\mathrm{23}}^1\times {\mathrm{59}}^1\times {\mathrm{1297}}^1$

素因数の和:1387

約数の個数: 48

約数和(自身を含む): 72895680

約数和(自身を除く): 41215158

約数列:

[1, 2, 3, 6, 9, 18, 23, 46, 59, 69, 118, 138, 177, 207, 354, 414, 531, 1062, 1297, 1357, 2594, 2714, 3891, 4071, 7782, 8142, 11673, 12213, 23346, 24426, 29831, 59662, 76523, 89493, 153046, 178986, 229569, 268479, 459138, 536958, 688707, 1377414, 1760029, 3520058, 5280087, 10560174, 15840261, 31680522]

約数ペア:

[(1, 31680522), (2, 15840261), (3, 10560174), (6, 5280087), (9, 3520058), (18, 1760029), (23, 1377414), (46, 688707), (59, 536958), (69, 459138), (118, 268479), (138, 229569), (177, 178986), (207, 153046), (354, 89493), (414, 76523), (531, 59662), (1062, 29831), (1297, 24426), (1357, 23346), (2594, 12213), (2714, 11673), (3891, 8142), (4071, 7782)]