27646947

素因数分解:

$3^3\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{67}}^1$

素因数の和:153

約数の個数: 64

約数和(自身を含む): 47001600

約数和(自身を除く): 19354653

約数列:

[1, 3, 9, 17, 27, 29, 31, 51, 67, 87, 93, 153, 201, 261, 279, 459, 493, 527, 603, 783, 837, 899, 1139, 1479, 1581, 1809, 1943, 2077, 2697, 3417, 4437, 4743, 5829, 6231, 8091, 10251, 13311, 14229, 15283, 17487, 18693, 24273, 30753, 33031, 35309, 45849, 52461, 56079, 60233, 99093, 105927, 137547, 180699, 297279, 317781, 412641, 542097, 891837, 953343, 1023961, 1626291, 3071883, 9215649, 27646947]

約数ペア:

[(1, 27646947), (3, 9215649), (9, 3071883), (17, 1626291), (27, 1023961), (29, 953343), (31, 891837), (51, 542097), (67, 412641), (87, 317781), (93, 297279), (153, 180699), (201, 137547), (261, 105927), (279, 99093), (459, 60233), (493, 56079), (527, 52461), (603, 45849), (783, 35309), (837, 33031), (899, 30753), (1139, 24273), (1479, 18693), (1581, 17487), (1809, 15283), (1943, 14229), (2077, 13311), (2697, 10251), (3417, 8091), (4437, 6231), (4743, 5829)]