290411966

素因数分解:

$2^1\times {\mathrm{13}}^2\times {\mathrm{47}}^1\times {\mathrm{101}}^1\times {\mathrm{181}}^1$

素因数の和:357

約数の個数: 48

約数和(自身を含む): 489198528

約数和(自身を除く): 198786562

約数列:

[1, 2, 13, 26, 47, 94, 101, 169, 181, 202, 338, 362, 611, 1222, 1313, 2353, 2626, 4706, 4747, 7943, 8507, 9494, 15886, 17014, 17069, 18281, 30589, 34138, 36562, 61178, 61711, 110591, 123422, 221182, 237653, 475306, 802243, 859207, 1437683, 1604486, 1718414, 2875366, 3089489, 6178978, 11169691, 22339382, 145205983, 290411966]

約数ペア:

[(1, 290411966), (2, 145205983), (13, 22339382), (26, 11169691), (47, 6178978), (94, 3089489), (101, 2875366), (169, 1718414), (181, 1604486), (202, 1437683), (338, 859207), (362, 802243), (611, 475306), (1222, 237653), (1313, 221182), (2353, 123422), (2626, 110591), (4706, 61711), (4747, 61178), (7943, 36562), (8507, 34138), (9494, 30589), (15886, 18281), (17014, 17069)]