221293534

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{62477}}^1$

素因数の和:62520

約数の個数: 32

約数和(自身を含む): 431847936

約数和(自身を除く): 210554402

約数列:

[1, 2, 7, 11, 14, 22, 23, 46, 77, 154, 161, 253, 322, 506, 1771, 3542, 62477, 124954, 437339, 687247, 874678, 1374494, 1436971, 2873942, 4810729, 9621458, 10058797, 15806681, 20117594, 31613362, 110646767, 221293534]

約数ペア:

[(1, 221293534), (2, 110646767), (7, 31613362), (11, 20117594), (14, 15806681), (22, 10058797), (23, 9621458), (46, 4810729), (77, 2873942), (154, 1436971), (161, 1374494), (253, 874678), (322, 687247), (506, 437339), (1771, 124954), (3542, 62477)]