1387157031

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{181}}^1\times {\mathrm{2113}}^1$

素因数の和:2344

約数の個数: 48

約数和(自身を含む): 2240772352

約数和(自身を除く): 853615321

約数列:

[1, 3, 9, 13, 31, 39, 93, 117, 181, 279, 403, 543, 1209, 1629, 2113, 2353, 3627, 5611, 6339, 7059, 16833, 19017, 21177, 27469, 50499, 65503, 72943, 82407, 196509, 218829, 247221, 382453, 589527, 656487, 851539, 1147359, 2554617, 3442077, 4971889, 7663851, 11856043, 14915667, 35568129, 44747001, 106704387, 154128559, 462385677, 1387157031]

約数ペア:

[(1, 1387157031), (3, 462385677), (9, 154128559), (13, 106704387), (31, 44747001), (39, 35568129), (93, 14915667), (117, 11856043), (181, 7663851), (279, 4971889), (403, 3442077), (543, 2554617), (1209, 1147359), (1629, 851539), (2113, 656487), (2353, 589527), (3627, 382453), (5611, 247221), (6339, 218829), (7059, 196509), (16833, 82407), (19017, 72943), (21177, 65503), (27469, 50499)]