210864819

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{181}}^1\times {\mathrm{821}}^1$

素因数の和:1059

約数の個数: 32

約数和(自身を含む): 315963648

約数和(自身を除く): 105098829

約数列:

[1, 3, 11, 33, 43, 129, 181, 473, 543, 821, 1419, 1991, 2463, 5973, 7783, 9031, 23349, 27093, 35303, 85613, 105909, 148601, 256839, 388333, 445803, 1164999, 1634611, 4903833, 6389843, 19169529, 70288273, 210864819]

約数ペア:

[(1, 210864819), (3, 70288273), (11, 19169529), (33, 6389843), (43, 4903833), (129, 1634611), (181, 1164999), (473, 445803), (543, 388333), (821, 256839), (1419, 148601), (1991, 105909), (2463, 85613), (5973, 35303), (7783, 27093), (9031, 23349)]