644657958

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{151}}^1\times {\mathrm{1093}}^1$

素因数の和:1290

約数の個数: 96

約数和(自身を含む): 1660219392

約数和(自身を除く): 1015561434

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 31, 42, 62, 63, 93, 126, 151, 186, 217, 279, 302, 434, 453, 558, 651, 906, 1057, 1093, 1302, 1359, 1953, 2114, 2186, 2718, 3171, 3279, 3906, 4681, 6342, 6558, 7651, 9362, 9513, 9837, 14043, 15302, 19026, 19674, 22953, 28086, 32767, 33883, 42129, 45906, 65534, 67766, 68859, 84258, 98301, 101649, 137718, 165043, 196602, 203298, 237181, 294903, 304947, 330086, 474362, 495129, 589806, 609894, 711543, 990258, 1155301, 1423086, 1485387, 2134629, 2310602, 2970774, 3465903, 4269258, 5116333, 6931806, 10232666, 10397709, 15348999, 20795418, 30697998, 35814331, 46046997, 71628662, 92093994, 107442993, 214885986, 322328979, 644657958]

約数ペア:

[(1, 644657958), (2, 322328979), (3, 214885986), (6, 107442993), (7, 92093994), (9, 71628662), (14, 46046997), (18, 35814331), (21, 30697998), (31, 20795418), (42, 15348999), (62, 10397709), (63, 10232666), (93, 6931806), (126, 5116333), (151, 4269258), (186, 3465903), (217, 2970774), (279, 2310602), (302, 2134629), (434, 1485387), (453, 1423086), (558, 1155301), (651, 990258), (906, 711543), (1057, 609894), (1093, 589806), (1302, 495129), (1359, 474362), (1953, 330086), (2114, 304947), (2186, 294903), (2718, 237181), (3171, 203298), (3279, 196602), (3906, 165043), (4681, 137718), (6342, 101649), (6558, 98301), (7651, 84258), (9362, 68859), (9513, 67766), (9837, 65534), (14043, 45906), (15302, 42129), (19026, 33883), (19674, 32767), (22953, 28086)]