131309944

素因数分解:

$2^3\times {\mathrm{23}}^1\times {\mathrm{647}}^1\times {\mathrm{1103}}^1$

素因数の和:1779

約数の個数: 32

約数和(自身を含む): 257541120

約数和(自身を除く): 126231176

約数列:

[1, 2, 4, 8, 23, 46, 92, 184, 647, 1103, 1294, 2206, 2588, 4412, 5176, 8824, 14881, 25369, 29762, 50738, 59524, 101476, 119048, 202952, 713641, 1427282, 2854564, 5709128, 16413743, 32827486, 65654972, 131309944]

約数ペア:

[(1, 131309944), (2, 65654972), (4, 32827486), (8, 16413743), (23, 5709128), (46, 2854564), (92, 1427282), (184, 713641), (647, 202952), (1103, 119048), (1294, 101476), (2206, 59524), (2588, 50738), (4412, 29762), (5176, 25369), (8824, 14881)]