28010684

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{73}}^1\times {\mathrm{157}}^1$

素因数の和:294

約数の個数: 48

約数和(自身を含む): 54999168

約数和(自身を除く): 26988484

約数列:

[1, 2, 4, 13, 26, 47, 52, 73, 94, 146, 157, 188, 292, 314, 611, 628, 949, 1222, 1898, 2041, 2444, 3431, 3796, 4082, 6862, 7379, 8164, 11461, 13724, 14758, 22922, 29516, 44603, 45844, 89206, 95927, 148993, 178412, 191854, 297986, 383708, 538667, 595972, 1077334, 2154668, 7002671, 14005342, 28010684]

約数ペア:

[(1, 28010684), (2, 14005342), (4, 7002671), (13, 2154668), (26, 1077334), (47, 595972), (52, 538667), (73, 383708), (94, 297986), (146, 191854), (157, 178412), (188, 148993), (292, 95927), (314, 89206), (611, 45844), (628, 44603), (949, 29516), (1222, 22922), (1898, 14758), (2041, 13724), (2444, 11461), (3431, 8164), (3796, 7379), (4082, 6862)]