90618983

素因数分解:

$7^2\times {\mathrm{13}}^2\times {\mathrm{31}}^1\times {\mathrm{353}}^1$

素因数の和:424

約数の個数: 36

約数和(自身を含む): 118162368

約数和(自身を除く): 27543385

約数列:

[1, 7, 13, 31, 49, 91, 169, 217, 353, 403, 637, 1183, 1519, 2471, 2821, 4589, 5239, 8281, 10943, 17297, 19747, 32123, 36673, 59657, 76601, 142259, 224861, 256711, 417599, 536207, 995813, 1849367, 2923193, 6970691, 12945569, 90618983]

約数ペア:

[(1, 90618983), (7, 12945569), (13, 6970691), (31, 2923193), (49, 1849367), (91, 995813), (169, 536207), (217, 417599), (353, 256711), (403, 224861), (637, 142259), (1183, 76601), (1519, 59657), (2471, 36673), (2821, 32123), (4589, 19747), (5239, 17297), (8281, 10943)]