320438661

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{29}}^2\times {\mathrm{31}}^1\times {\mathrm{241}}^1$

素因数の和:350

約数の個数: 48

約数和(自身を含む): 485641728

約数和(自身を除く): 165203067

約数列:

[1, 3, 17, 29, 31, 51, 87, 93, 241, 493, 527, 723, 841, 899, 1479, 1581, 2523, 2697, 4097, 6989, 7471, 12291, 14297, 15283, 20967, 22413, 26071, 42891, 45849, 78213, 118813, 127007, 202681, 216659, 356439, 381021, 443207, 608043, 649977, 1329621, 3445577, 3683203, 6283111, 10336731, 11049609, 18849333, 106812887, 320438661]

約数ペア:

[(1, 320438661), (3, 106812887), (17, 18849333), (29, 11049609), (31, 10336731), (51, 6283111), (87, 3683203), (93, 3445577), (241, 1329621), (493, 649977), (527, 608043), (723, 443207), (841, 381021), (899, 356439), (1479, 216659), (1581, 202681), (2523, 127007), (2697, 118813), (4097, 78213), (6989, 45849), (7471, 42891), (12291, 26071), (14297, 22413), (15283, 20967)]