28273014

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{20399}}^1$

素因数の和:20425

約数の個数: 48

約数和(自身を含む): 76377600

約数和(自身を除く): 48104586

約数列:

[1, 2, 3, 6, 7, 9, 11, 14, 18, 21, 22, 33, 42, 63, 66, 77, 99, 126, 154, 198, 231, 462, 693, 1386, 20399, 40798, 61197, 122394, 142793, 183591, 224389, 285586, 367182, 428379, 448778, 673167, 856758, 1285137, 1346334, 1570723, 2019501, 2570274, 3141446, 4039002, 4712169, 9424338, 14136507, 28273014]

約数ペア:

[(1, 28273014), (2, 14136507), (3, 9424338), (6, 4712169), (7, 4039002), (9, 3141446), (11, 2570274), (14, 2019501), (18, 1570723), (21, 1346334), (22, 1285137), (33, 856758), (42, 673167), (63, 448778), (66, 428379), (77, 367182), (99, 285586), (126, 224389), (154, 183591), (198, 142793), (231, 122394), (462, 61197), (693, 40798), (1386, 20399)]