47920431

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{1303}}^1$

素因数の和:1383

約数の個数: 32

約数和(自身を含む): 73608192

約数和(自身を除く): 25687761

約数列:

[1, 3, 13, 23, 39, 41, 69, 123, 299, 533, 897, 943, 1303, 1599, 2829, 3909, 12259, 16939, 29969, 36777, 50817, 53423, 89907, 160269, 389597, 694499, 1168791, 1228729, 2083497, 3686187, 15973477, 47920431]

約数ペア:

[(1, 47920431), (3, 15973477), (13, 3686187), (23, 2083497), (39, 1228729), (41, 1168791), (69, 694499), (123, 389597), (299, 160269), (533, 89907), (897, 53423), (943, 50817), (1303, 36777), (1599, 29969), (2829, 16939), (3909, 12259)]