221775174

素因数分解:

$2^1\times 3^2\times {\mathrm{71}}^1\times {\mathrm{97}}^1\times {\mathrm{1789}}^1$

素因数の和:1965

約数の個数: 48

約数和(自身を含む): 492579360

約数和(自身を除く): 270804186

約数列:

[1, 2, 3, 6, 9, 18, 71, 97, 142, 194, 213, 291, 426, 582, 639, 873, 1278, 1746, 1789, 3578, 5367, 6887, 10734, 13774, 16101, 20661, 32202, 41322, 61983, 123966, 127019, 173533, 254038, 347066, 381057, 520599, 762114, 1041198, 1143171, 1561797, 2286342, 3123594, 12320843, 24641686, 36962529, 73925058, 110887587, 221775174]

約数ペア:

[(1, 221775174), (2, 110887587), (3, 73925058), (6, 36962529), (9, 24641686), (18, 12320843), (71, 3123594), (97, 2286342), (142, 1561797), (194, 1143171), (213, 1041198), (291, 762114), (426, 520599), (582, 381057), (639, 347066), (873, 254038), (1278, 173533), (1746, 127019), (1789, 123966), (3578, 61983), (5367, 41322), (6887, 32202), (10734, 20661), (13774, 16101)]