140238868

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{455321}}^1$

素因数の和:455343

約数の個数: 24

約数和(自身を含む): 305976384

約数和(自身を除く): 165737516

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 77, 154, 308, 455321, 910642, 1821284, 3187247, 5008531, 6374494, 10017062, 12748988, 20034124, 35059717, 70119434, 140238868]

約数ペア:

[(1, 140238868), (2, 70119434), (4, 35059717), (7, 20034124), (11, 12748988), (14, 10017062), (22, 6374494), (28, 5008531), (44, 3187247), (77, 1821284), (154, 910642), (308, 455321)]