31268457

素因数分解:

$3^3\times {\mathrm{11}}^2\times {\mathrm{17}}^1\times {\mathrm{563}}^1$

素因数の和:611

約数の個数: 48

約数和(自身を含む): 54008640

約数和(自身を除く): 22740183

約数列:

[1, 3, 9, 11, 17, 27, 33, 51, 99, 121, 153, 187, 297, 363, 459, 561, 563, 1089, 1683, 1689, 2057, 3267, 5049, 5067, 6171, 6193, 9571, 15201, 18513, 18579, 28713, 55539, 55737, 68123, 86139, 105281, 167211, 204369, 258417, 315843, 613107, 947529, 1158091, 1839321, 2842587, 3474273, 10422819, 31268457]

約数ペア:

[(1, 31268457), (3, 10422819), (9, 3474273), (11, 2842587), (17, 1839321), (27, 1158091), (33, 947529), (51, 613107), (99, 315843), (121, 258417), (153, 204369), (187, 167211), (297, 105281), (363, 86139), (459, 68123), (561, 55737), (563, 55539), (1089, 28713), (1683, 18579), (1689, 18513), (2057, 15201), (3267, 9571), (5049, 6193), (5067, 6171)]