223491008

素因数分解:

$2^6\times {\mathrm{13}}^2\times {\mathrm{20663}}^1$

素因数の和:20701

約数の個数: 42

約数和(自身を含む): 480252024

約数和(自身を除く): 256761016

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 64, 104, 169, 208, 338, 416, 676, 832, 1352, 2704, 5408, 10816, 20663, 41326, 82652, 165304, 268619, 330608, 537238, 661216, 1074476, 1322432, 2148952, 3492047, 4297904, 6984094, 8595808, 13968188, 17191616, 27936376, 55872752, 111745504, 223491008]

約数ペア:

[(1, 223491008), (2, 111745504), (4, 55872752), (8, 27936376), (13, 17191616), (16, 13968188), (26, 8595808), (32, 6984094), (52, 4297904), (64, 3492047), (104, 2148952), (169, 1322432), (208, 1074476), (338, 661216), (416, 537238), (676, 330608), (832, 268619), (1352, 165304), (2704, 82652), (5408, 41326), (10816, 20663)]