64555407

素因数分解:

$3^3\times 7^1\times {\mathrm{19}}^1\times {\mathrm{17977}}^1$

素因数の和:18012

約数の個数: 32

約数和(自身を含む): 115059200

約数和(自身を除く): 50503793

約数列:

[1, 3, 7, 9, 19, 21, 27, 57, 63, 133, 171, 189, 399, 513, 1197, 3591, 17977, 53931, 125839, 161793, 341563, 377517, 485379, 1024689, 1132551, 2390941, 3074067, 3397653, 7172823, 9222201, 21518469, 64555407]

約数ペア:

[(1, 64555407), (3, 21518469), (7, 9222201), (9, 7172823), (19, 3397653), (21, 3074067), (27, 2390941), (57, 1132551), (63, 1024689), (133, 485379), (171, 377517), (189, 341563), (399, 161793), (513, 125839), (1197, 53931), (3591, 17977)]