179989467

素因数分解:

$3^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{61}}^1\times {\mathrm{149}}^1$

素因数の和:284

約数の個数: 64

約数和(自身を含む): 299980800

約数和(自身を除く): 119991333

約数列:

[1, 3, 7, 21, 23, 41, 61, 69, 123, 149, 161, 183, 287, 427, 447, 483, 861, 943, 1043, 1281, 1403, 2501, 2829, 3129, 3427, 4209, 6109, 6601, 7503, 9089, 9821, 10281, 17507, 18327, 19803, 23989, 27267, 29463, 42763, 52521, 57523, 63623, 71967, 128289, 140507, 172569, 190869, 209047, 372649, 402661, 421521, 627141, 983549, 1117947, 1207983, 1463329, 2608543, 2950647, 4389987, 7825629, 8570927, 25712781, 59996489, 179989467]

約数ペア:

[(1, 179989467), (3, 59996489), (7, 25712781), (21, 8570927), (23, 7825629), (41, 4389987), (61, 2950647), (69, 2608543), (123, 1463329), (149, 1207983), (161, 1117947), (183, 983549), (287, 627141), (427, 421521), (447, 402661), (483, 372649), (861, 209047), (943, 190869), (1043, 172569), (1281, 140507), (1403, 128289), (2501, 71967), (2829, 63623), (3129, 57523), (3427, 52521), (4209, 42763), (6109, 29463), (6601, 27267), (7503, 23989), (9089, 19803), (9821, 18327), (10281, 17507)]