290224

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{97}}^1$

素因数の和:133

約数の個数: 40

約数和(自身を含む): 656208

約数和(自身を除く): 365984

約数列:

[1, 2, 4, 8, 11, 16, 17, 22, 34, 44, 68, 88, 97, 136, 176, 187, 194, 272, 374, 388, 748, 776, 1067, 1496, 1552, 1649, 2134, 2992, 3298, 4268, 6596, 8536, 13192, 17072, 18139, 26384, 36278, 72556, 145112, 290224]

約数ペア:

[(1, 290224), (2, 145112), (4, 72556), (8, 36278), (11, 26384), (16, 18139), (17, 17072), (22, 13192), (34, 8536), (44, 6596), (68, 4268), (88, 3298), (97, 2992), (136, 2134), (176, 1649), (187, 1552), (194, 1496), (272, 1067), (374, 776), (388, 748)]