388545128

素因数分解:

$2^3\times {\mathrm{73}}^1\times {\mathrm{521}}^1\times {\mathrm{1277}}^1$

素因数の和:1877

約数の個数: 32

約数和(自身を含む): 740498760

約数和(自身を除く): 351953632

約数列:

[1, 2, 4, 8, 73, 146, 292, 521, 584, 1042, 1277, 2084, 2554, 4168, 5108, 10216, 38033, 76066, 93221, 152132, 186442, 304264, 372884, 665317, 745768, 1330634, 2661268, 5322536, 48568141, 97136282, 194272564, 388545128]

約数ペア:

[(1, 388545128), (2, 194272564), (4, 97136282), (8, 48568141), (73, 5322536), (146, 2661268), (292, 1330634), (521, 745768), (584, 665317), (1042, 372884), (1277, 304264), (2084, 186442), (2554, 152132), (4168, 93221), (5108, 76066), (10216, 38033)]