15995907

素因数分解:

$3^3\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{659}}^1$

素因数の和:728

約数の個数: 32

約数和(自身を含む): 25344000

約数和(自身を除く): 9348093

約数列:

[1, 3, 9, 27, 29, 31, 87, 93, 261, 279, 659, 783, 837, 899, 1977, 2697, 5931, 8091, 17793, 19111, 20429, 24273, 57333, 61287, 171999, 183861, 515997, 551583, 592441, 1777323, 5331969, 15995907]

約数ペア:

[(1, 15995907), (3, 5331969), (9, 1777323), (27, 592441), (29, 551583), (31, 515997), (87, 183861), (93, 171999), (261, 61287), (279, 57333), (659, 24273), (783, 20429), (837, 19111), (899, 17793), (1977, 8091), (2697, 5931)]