213417218

素因数分解:

$2^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{21871}}^1$

素因数の和:21938

約数の個数: 32

約数和(自身を含む): 396845568

約数和(自身を除く): 183428350

約数列:

[1, 2, 7, 14, 17, 34, 41, 82, 119, 238, 287, 574, 697, 1394, 4879, 9758, 21871, 43742, 153097, 306194, 371807, 743614, 896711, 1793422, 2602649, 5205298, 6276977, 12553954, 15244087, 30488174, 106708609, 213417218]

約数ペア:

[(1, 213417218), (2, 106708609), (7, 30488174), (14, 15244087), (17, 12553954), (34, 6276977), (41, 5205298), (82, 2602649), (119, 1793422), (238, 896711), (287, 743614), (574, 371807), (697, 306194), (1394, 153097), (4879, 43742), (9758, 21871)]