218041923

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{71}}^1\times {\mathrm{3209}}^1$

素因数の和:3323

約数の個数: 32

約数和(自身を含む): 332812800

約数和(自身を除く): 114770877

約数列:

[1, 3, 11, 29, 33, 71, 87, 213, 319, 781, 957, 2059, 2343, 3209, 6177, 9627, 22649, 35299, 67947, 93061, 105897, 227839, 279183, 683517, 1023671, 2506229, 3071013, 6607331, 7518687, 19821993, 72680641, 218041923]

約数ペア:

[(1, 218041923), (3, 72680641), (11, 19821993), (29, 7518687), (33, 6607331), (71, 3071013), (87, 2506229), (213, 1023671), (319, 683517), (781, 279183), (957, 227839), (2059, 105897), (2343, 93061), (3209, 67947), (6177, 35299), (9627, 22649)]