7780135

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{157}}^1$

素因数の和:243

約数の個数: 32

約数和(自身を含む): 11057472

約数和(自身を除く): 3277337

約数列:

[1, 5, 11, 17, 53, 55, 85, 157, 187, 265, 583, 785, 901, 935, 1727, 2669, 2915, 4505, 8321, 8635, 9911, 13345, 29359, 41605, 49555, 91531, 141457, 146795, 457655, 707285, 1556027, 7780135]

約数ペア:

[(1, 7780135), (5, 1556027), (11, 707285), (17, 457655), (53, 146795), (55, 141457), (85, 91531), (157, 49555), (187, 41605), (265, 29359), (583, 13345), (785, 9911), (901, 8635), (935, 8321), (1727, 4505), (2669, 2915)]