977622028

素因数分解:

$2^2\times {\mathrm{43}}^1\times {\mathrm{103}}^1\times {\mathrm{139}}^1\times {\mathrm{397}}^1$

素因数の和:686

約数の個数: 48

約数和(自身を含む): 1784823040

約数和(自身を除く): 807201012

約数列:

[1, 2, 4, 43, 86, 103, 139, 172, 206, 278, 397, 412, 556, 794, 1588, 4429, 5977, 8858, 11954, 14317, 17071, 17716, 23908, 28634, 34142, 40891, 55183, 57268, 68284, 81782, 110366, 163564, 220732, 615631, 1231262, 1758313, 2372869, 2462524, 3516626, 4745738, 5683849, 7033252, 9491476, 11367698, 22735396, 244405507, 488811014, 977622028]

約数ペア:

[(1, 977622028), (2, 488811014), (4, 244405507), (43, 22735396), (86, 11367698), (103, 9491476), (139, 7033252), (172, 5683849), (206, 4745738), (278, 3516626), (397, 2462524), (412, 2372869), (556, 1758313), (794, 1231262), (1588, 615631), (4429, 220732), (5977, 163564), (8858, 110366), (11954, 81782), (14317, 68284), (17071, 57268), (17716, 55183), (23908, 40891), (28634, 34142)]