31478409

素因数分解:

$3^3\times {\mathrm{67}}^1\times {\mathrm{17401}}^1$

素因数の和:17477

約数の個数: 16

約数和(自身を含む): 47333440

約数和(自身を除く): 15855031

約数列:

[1, 3, 9, 27, 67, 201, 603, 1809, 17401, 52203, 156609, 469827, 1165867, 3497601, 10492803, 31478409]

約数ペア:

[(1, 31478409), (3, 10492803), (9, 3497601), (27, 1165867), (67, 469827), (201, 156609), (603, 52203), (1809, 17401)]