31109013

素因数分解:

$3^2\times {\mathrm{13}}^2\times {\mathrm{113}}^1\times {\mathrm{181}}^1$

素因数の和:326

約数の個数: 36

約数和(自身を含む): 49359492

約数和(自身を除く): 18250479

約数列:

[1, 3, 9, 13, 39, 113, 117, 169, 181, 339, 507, 543, 1017, 1469, 1521, 1629, 2353, 4407, 7059, 13221, 19097, 20453, 21177, 30589, 57291, 61359, 91767, 171873, 184077, 265889, 275301, 797667, 2393001, 3456557, 10369671, 31109013]

約数ペア:

[(1, 31109013), (3, 10369671), (9, 3456557), (13, 2393001), (39, 797667), (113, 275301), (117, 265889), (169, 184077), (181, 171873), (339, 91767), (507, 61359), (543, 57291), (1017, 30589), (1469, 21177), (1521, 20453), (1629, 19097), (2353, 13221), (4407, 7059)]