1397446072

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{260329}}^1$

素因数の和:260407

約数の個数: 32

約数和(自身を含む): 2905282800

約数和(自身を除く): 1507836728

約数列:

[1, 2, 4, 8, 11, 22, 44, 61, 88, 122, 244, 488, 671, 1342, 2684, 5368, 260329, 520658, 1041316, 2082632, 2863619, 5727238, 11454476, 15880069, 22908952, 31760138, 63520276, 127040552, 174680759, 349361518, 698723036, 1397446072]

約数ペア:

[(1, 1397446072), (2, 698723036), (4, 349361518), (8, 174680759), (11, 127040552), (22, 63520276), (44, 31760138), (61, 22908952), (88, 15880069), (122, 11454476), (244, 5727238), (488, 2863619), (671, 2082632), (1342, 1041316), (2684, 520658), (5368, 260329)]