287444997

素因数分解:

$3^3\times 7^1\times {\mathrm{47}}^1\times {\mathrm{32359}}^1$

素因数の和:32422

約数の個数: 32

約数和(自身を含む): 497049600

約数和(自身を除く): 209604603

約数列:

[1, 3, 7, 9, 21, 27, 47, 63, 141, 189, 329, 423, 987, 1269, 2961, 8883, 32359, 97077, 226513, 291231, 679539, 873693, 1520873, 2038617, 4562619, 6115851, 10646111, 13687857, 31938333, 41063571, 95814999, 287444997]

約数ペア:

[(1, 287444997), (3, 95814999), (7, 41063571), (9, 31938333), (21, 13687857), (27, 10646111), (47, 6115851), (63, 4562619), (141, 2038617), (189, 1520873), (329, 873693), (423, 679539), (987, 291231), (1269, 226513), (2961, 97077), (8883, 32359)]