8421358

素因数分解:

$2^1\times {\mathrm{11}}^2\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{89}}^1$

素因数の和:153

約数の個数: 48

約数和(自身を含む): 15513120

約数和(自身を除く): 7091762

約数列:

[1, 2, 11, 17, 22, 23, 34, 46, 89, 121, 178, 187, 242, 253, 374, 391, 506, 782, 979, 1513, 1958, 2047, 2057, 2783, 3026, 4094, 4114, 4301, 5566, 8602, 10769, 16643, 21538, 22517, 33286, 34799, 45034, 47311, 69598, 94622, 183073, 247687, 366146, 382789, 495374, 765578, 4210679, 8421358]

約数ペア:

[(1, 8421358), (2, 4210679), (11, 765578), (17, 495374), (22, 382789), (23, 366146), (34, 247687), (46, 183073), (89, 94622), (121, 69598), (178, 47311), (187, 45034), (242, 34799), (253, 33286), (374, 22517), (391, 21538), (506, 16643), (782, 10769), (979, 8602), (1513, 5566), (1958, 4301), (2047, 4114), (2057, 4094), (2783, 3026)]