644652

素因数分解:

$2^2\times 3^3\times {\mathrm{47}}^1\times {\mathrm{127}}^1$

素因数の和:187

約数の個数: 48

約数和(自身を含む): 1720320

約数和(自身を除く): 1075668

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 47, 54, 94, 108, 127, 141, 188, 254, 282, 381, 423, 508, 564, 762, 846, 1143, 1269, 1524, 1692, 2286, 2538, 3429, 4572, 5076, 5969, 6858, 11938, 13716, 17907, 23876, 35814, 53721, 71628, 107442, 161163, 214884, 322326, 644652]

約数ペア:

[(1, 644652), (2, 322326), (3, 214884), (4, 161163), (6, 107442), (9, 71628), (12, 53721), (18, 35814), (27, 23876), (36, 17907), (47, 13716), (54, 11938), (94, 6858), (108, 5969), (127, 5076), (141, 4572), (188, 3429), (254, 2538), (282, 2286), (381, 1692), (423, 1524), (508, 1269), (564, 1143), (762, 846)]