51390507

素因数分解:

$3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{3511}}^1$

素因数の和:3579

約数の個数: 32

約数和(自身を含む): 84962304

約数和(自身を除く): 33571797

約数列:

[1, 3, 7, 17, 21, 41, 51, 119, 123, 287, 357, 697, 861, 2091, 3511, 4879, 10533, 14637, 24577, 59687, 73731, 143951, 179061, 417809, 431853, 1007657, 1253427, 2447167, 3022971, 7341501, 17130169, 51390507]

約数ペア:

[(1, 51390507), (3, 17130169), (7, 7341501), (17, 3022971), (21, 2447167), (41, 1253427), (51, 1007657), (119, 431853), (123, 417809), (287, 179061), (357, 143951), (697, 73731), (861, 59687), (2091, 24577), (3511, 14637), (4879, 10533)]