64971564

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{40709}}^1$

素因数の和:40742

約数の個数: 48

約数和(自身を含む): 182380800

約数和(自身を除く): 117409236

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 19, 21, 28, 38, 42, 57, 76, 84, 114, 133, 228, 266, 399, 532, 798, 1596, 40709, 81418, 122127, 162836, 244254, 284963, 488508, 569926, 773471, 854889, 1139852, 1546942, 1709778, 2320413, 3093884, 3419556, 4640826, 5414297, 9281652, 10828594, 16242891, 21657188, 32485782, 64971564]

約数ペア:

[(1, 64971564), (2, 32485782), (3, 21657188), (4, 16242891), (6, 10828594), (7, 9281652), (12, 5414297), (14, 4640826), (19, 3419556), (21, 3093884), (28, 2320413), (38, 1709778), (42, 1546942), (57, 1139852), (76, 854889), (84, 773471), (114, 569926), (133, 488508), (228, 284963), (266, 244254), (399, 162836), (532, 122127), (798, 81418), (1596, 40709)]