28891128

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{7477}}^1$

素因数の和:7516

約数の個数: 64

約数和(自身を含む): 86146560

約数和(自身を除く): 57255432

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 23, 24, 28, 42, 46, 56, 69, 84, 92, 138, 161, 168, 184, 276, 322, 483, 552, 644, 966, 1288, 1932, 3864, 7477, 14954, 22431, 29908, 44862, 52339, 59816, 89724, 104678, 157017, 171971, 179448, 209356, 314034, 343942, 418712, 515913, 628068, 687884, 1031826, 1203797, 1256136, 1375768, 2063652, 2407594, 3611391, 4127304, 4815188, 7222782, 9630376, 14445564, 28891128]

約数ペア:

[(1, 28891128), (2, 14445564), (3, 9630376), (4, 7222782), (6, 4815188), (7, 4127304), (8, 3611391), (12, 2407594), (14, 2063652), (21, 1375768), (23, 1256136), (24, 1203797), (28, 1031826), (42, 687884), (46, 628068), (56, 515913), (69, 418712), (84, 343942), (92, 314034), (138, 209356), (161, 179448), (168, 171971), (184, 157017), (276, 104678), (322, 89724), (483, 59816), (552, 52339), (644, 44862), (966, 29908), (1288, 22431), (1932, 14954), (3864, 7477)]