64778973

素因数分解:

$3^1\times 7^1\times {\mathrm{79}}^1\times {\mathrm{39047}}^1$

素因数の和:39136

約数の個数: 16

約数和(自身を含む): 99962880

約数和(自身を除く): 35183907

約数列:

[1, 3, 7, 21, 79, 237, 553, 1659, 39047, 117141, 273329, 819987, 3084713, 9254139, 21592991, 64778973]

約数ペア:

[(1, 64778973), (3, 21592991), (7, 9254139), (21, 3084713), (79, 819987), (237, 273329), (553, 117141), (1659, 39047)]