1221808208

素因数分解:

$2^4\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{107101}}^1$

素因数の和:107163

約数の個数: 40

約数和(自身を含む): 2549884416

約数和(自身を除く): 1328076208

約数列:

[1, 2, 4, 8, 16, 23, 31, 46, 62, 92, 124, 184, 248, 368, 496, 713, 1426, 2852, 5704, 11408, 107101, 214202, 428404, 856808, 1713616, 2463323, 3320131, 4926646, 6640262, 9853292, 13280524, 19706584, 26561048, 39413168, 53122096, 76363013, 152726026, 305452052, 610904104, 1221808208]

約数ペア:

[(1, 1221808208), (2, 610904104), (4, 305452052), (8, 152726026), (16, 76363013), (23, 53122096), (31, 39413168), (46, 26561048), (62, 19706584), (92, 13280524), (124, 9853292), (184, 6640262), (248, 4926646), (368, 3320131), (496, 2463323), (713, 1713616), (1426, 856808), (2852, 428404), (5704, 214202), (11408, 107101)]