72257955

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{73}}^1\times {\mathrm{857}}^1$

素因数の和:956

約数の個数: 64

約数和(自身を含む): 146285568

約数和(自身を除く): 74027613

約数列:

[1, 3, 5, 7, 11, 15, 21, 33, 35, 55, 73, 77, 105, 165, 219, 231, 365, 385, 511, 803, 857, 1095, 1155, 1533, 2409, 2555, 2571, 4015, 4285, 5621, 5999, 7665, 9427, 12045, 12855, 16863, 17997, 28105, 28281, 29995, 47135, 62561, 65989, 84315, 89985, 141405, 187683, 197967, 312805, 329945, 437927, 688171, 938415, 989835, 1313781, 2064513, 2189635, 3440855, 4817197, 6568905, 10322565, 14451591, 24085985, 72257955]

約数ペア:

[(1, 72257955), (3, 24085985), (5, 14451591), (7, 10322565), (11, 6568905), (15, 4817197), (21, 3440855), (33, 2189635), (35, 2064513), (55, 1313781), (73, 989835), (77, 938415), (105, 688171), (165, 437927), (219, 329945), (231, 312805), (365, 197967), (385, 187683), (511, 141405), (803, 89985), (857, 84315), (1095, 65989), (1155, 62561), (1533, 47135), (2409, 29995), (2555, 28281), (2571, 28105), (4015, 17997), (4285, 16863), (5621, 12855), (5999, 12045), (7665, 9427)]