222173859

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{137}}^1\times {\mathrm{1237}}^1$

素因数の和:1419

約数の個数: 32

約数和(自身を含む): 328020480

約数和(自身を除く): 105846621

約数列:

[1, 3, 19, 23, 57, 69, 137, 411, 437, 1237, 1311, 2603, 3151, 3711, 7809, 9453, 23503, 28451, 59869, 70509, 85353, 169469, 179607, 508407, 540569, 1621707, 3219911, 3897787, 9659733, 11693361, 74057953, 222173859]

約数ペア:

[(1, 222173859), (3, 74057953), (19, 11693361), (23, 9659733), (57, 3897787), (69, 3219911), (137, 1621707), (411, 540569), (437, 508407), (1237, 179607), (1311, 169469), (2603, 85353), (3151, 70509), (3711, 59869), (7809, 28451), (9453, 23503)]