221312399612

素因数分解:

$2^2\times {\mathrm{23}}^1\times {\mathrm{197}}^1\times {\mathrm{619}}^1\times {\mathrm{19727}}^1$

素因数の和:20570

約数の個数: 48

約数和(自身を含む): 406863959040

約数和(自身を除く): 185551559428

約数列:

[1, 2, 4, 23, 46, 92, 197, 394, 619, 788, 1238, 2476, 4531, 9062, 14237, 18124, 19727, 28474, 39454, 56948, 78908, 121943, 243886, 453721, 487772, 907442, 1814884, 2804689, 3886219, 5609378, 7772438, 11218756, 12211013, 15544876, 24422026, 48844052, 89383037, 178766074, 280853299, 357532148, 561706598, 1123413196, 2405569561, 4811139122, 9622278244, 55328099903, 110656199806, 221312399612]

約数ペア:

[(1, 221312399612), (2, 110656199806), (4, 55328099903), (23, 9622278244), (46, 4811139122), (92, 2405569561), (197, 1123413196), (394, 561706598), (619, 357532148), (788, 280853299), (1238, 178766074), (2476, 89383037), (4531, 48844052), (9062, 24422026), (14237, 15544876), (18124, 12211013), (19727, 11218756), (28474, 7772438), (39454, 5609378), (56948, 3886219), (78908, 2804689), (121943, 1814884), (243886, 907442), (453721, 487772)]