667039136

素因数分解:

$2^5\times {\mathrm{67}}^1\times {\mathrm{421}}^1\times {\mathrm{739}}^1$

素因数の和:1237

約数の個数: 48

約数和(自身を含む): 1337807520

約数和(自身を除く): 670768384

約数列:

[1, 2, 4, 8, 16, 32, 67, 134, 268, 421, 536, 739, 842, 1072, 1478, 1684, 2144, 2956, 3368, 5912, 6736, 11824, 13472, 23648, 28207, 49513, 56414, 99026, 112828, 198052, 225656, 311119, 396104, 451312, 622238, 792208, 902624, 1244476, 1584416, 2488952, 4977904, 9955808, 20844973, 41689946, 83379892, 166759784, 333519568, 667039136]

約数ペア:

[(1, 667039136), (2, 333519568), (4, 166759784), (8, 83379892), (16, 41689946), (32, 20844973), (67, 9955808), (134, 4977904), (268, 2488952), (421, 1584416), (536, 1244476), (739, 902624), (842, 792208), (1072, 622238), (1478, 451312), (1684, 396104), (2144, 311119), (2956, 225656), (3368, 198052), (5912, 112828), (6736, 99026), (11824, 56414), (13472, 49513), (23648, 28207)]