219915075

素因数分解:

$3^1\times 5^2\times {\mathrm{23}}^1\times {\mathrm{127487}}^1$

素因数の和:127523

約数の個数: 24

約数和(自身を含む): 379404288

約数和(自身を除く): 159489213

約数列:

[1, 3, 5, 15, 23, 25, 69, 75, 115, 345, 575, 1725, 127487, 382461, 637435, 1912305, 2932201, 3187175, 8796603, 9561525, 14661005, 43983015, 73305025, 219915075]

約数ペア:

[(1, 219915075), (3, 73305025), (5, 43983015), (15, 14661005), (23, 9561525), (25, 8796603), (69, 3187175), (75, 2932201), (115, 1912305), (345, 637435), (575, 382461), (1725, 127487)]