71474751

素因数分解:

$3^3\times {\mathrm{19}}^2\times {\mathrm{7333}}^1$

素因数の和:7380

約数の個数: 24

約数和(自身を含む): 111770160

約数和(自身を除く): 40295409

約数列:

[1, 3, 9, 19, 27, 57, 171, 361, 513, 1083, 3249, 7333, 9747, 21999, 65997, 139327, 197991, 417981, 1253943, 2647213, 3761829, 7941639, 23824917, 71474751]

約数ペア:

[(1, 71474751), (3, 23824917), (9, 7941639), (19, 3761829), (27, 2647213), (57, 1253943), (171, 417981), (361, 197991), (513, 139327), (1083, 65997), (3249, 21999), (7333, 9747)]