648795384

素因数分解:

$2^3\times 3^2\times {\mathrm{73}}^1\times {\mathrm{123439}}^1$

素因数の和:123524

約数の個数: 48

約数和(自身を含む): 1781239200

約数和(自身を除く): 1132443816

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 73, 146, 219, 292, 438, 584, 657, 876, 1314, 1752, 2628, 5256, 123439, 246878, 370317, 493756, 740634, 987512, 1110951, 1481268, 2221902, 2962536, 4443804, 8887608, 9011047, 18022094, 27033141, 36044188, 54066282, 72088376, 81099423, 108132564, 162198846, 216265128, 324397692, 648795384]

約数ペア:

[(1, 648795384), (2, 324397692), (3, 216265128), (4, 162198846), (6, 108132564), (8, 81099423), (9, 72088376), (12, 54066282), (18, 36044188), (24, 27033141), (36, 18022094), (72, 9011047), (73, 8887608), (146, 4443804), (219, 2962536), (292, 2221902), (438, 1481268), (584, 1110951), (657, 987512), (876, 740634), (1314, 493756), (1752, 370317), (2628, 246878), (5256, 123439)]