211152075

素因数分解:

$3^1\times 5^2\times {\mathrm{23}}^1\times {\mathrm{109}}^1\times {\mathrm{1123}}^1$

素因数の和:1268

約数の個数: 48

約数和(自身を含む): 367952640

約数和(自身を除く): 156800565

約数列:

[1, 3, 5, 15, 23, 25, 69, 75, 109, 115, 327, 345, 545, 575, 1123, 1635, 1725, 2507, 2725, 3369, 5615, 7521, 8175, 12535, 16845, 25829, 28075, 37605, 62675, 77487, 84225, 122407, 129145, 188025, 367221, 387435, 612035, 645725, 1836105, 1937175, 2815361, 3060175, 8446083, 9180525, 14076805, 42230415, 70384025, 211152075]

約数ペア:

[(1, 211152075), (3, 70384025), (5, 42230415), (15, 14076805), (23, 9180525), (25, 8446083), (69, 3060175), (75, 2815361), (109, 1937175), (115, 1836105), (327, 645725), (345, 612035), (545, 387435), (575, 367221), (1123, 188025), (1635, 129145), (1725, 122407), (2507, 84225), (2725, 77487), (3369, 62675), (5615, 37605), (7521, 28075), (8175, 25829), (12535, 16845)]