213420668888

素因数分解:

$2^3\times 7^1\times {\mathrm{41}}^1\times {\mathrm{233}}^1\times {\mathrm{398941}}^1$

素因数の和:399228

約数の個数: 64

約数和(自身を含む): 470496237120

約数和(自身を除く): 257075568232

約数列:

[1, 2, 4, 7, 8, 14, 28, 41, 56, 82, 164, 233, 287, 328, 466, 574, 932, 1148, 1631, 1864, 2296, 3262, 6524, 9553, 13048, 19106, 38212, 66871, 76424, 133742, 267484, 398941, 534968, 797882, 1595764, 2792587, 3191528, 5585174, 11170348, 16356581, 22340696, 32713162, 65426324, 92953253, 114496067, 130852648, 185906506, 228992134, 371813012, 457984268, 650672771, 743626024, 915968536, 1301345542, 2602691084, 3811083373, 5205382168, 7622166746, 15244333492, 26677583611, 30488666984, 53355167222, 106710334444, 213420668888]

約数ペア:

[(1, 213420668888), (2, 106710334444), (4, 53355167222), (7, 30488666984), (8, 26677583611), (14, 15244333492), (28, 7622166746), (41, 5205382168), (56, 3811083373), (82, 2602691084), (164, 1301345542), (233, 915968536), (287, 743626024), (328, 650672771), (466, 457984268), (574, 371813012), (932, 228992134), (1148, 185906506), (1631, 130852648), (1864, 114496067), (2296, 92953253), (3262, 65426324), (6524, 32713162), (9553, 22340696), (13048, 16356581), (19106, 11170348), (38212, 5585174), (66871, 3191528), (76424, 2792587), (133742, 1595764), (267484, 797882), (398941, 534968)]