68271405

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{79}}^1\times {\mathrm{3389}}^1$

素因数の和:3493

約数の個数: 32

約数和(自身を含む): 117158400

約数和(自身を除く): 48886995

約数列:

[1, 3, 5, 15, 17, 51, 79, 85, 237, 255, 395, 1185, 1343, 3389, 4029, 6715, 10167, 16945, 20145, 50835, 57613, 172839, 267731, 288065, 803193, 864195, 1338655, 4015965, 4551427, 13654281, 22757135, 68271405]

約数ペア:

[(1, 68271405), (3, 22757135), (5, 13654281), (15, 4551427), (17, 4015965), (51, 1338655), (79, 864195), (85, 803193), (237, 288065), (255, 267731), (395, 172839), (1185, 57613), (1343, 50835), (3389, 20145), (4029, 16945), (6715, 10167)]