4191345

素因数分解:

$3^4\times 5^1\times {\mathrm{79}}^1\times {\mathrm{131}}^1$

素因数の和:227

約数の個数: 40

約数和(自身を含む): 7666560

約数和(自身を除く): 3475215

約数列:

[1, 3, 5, 9, 15, 27, 45, 79, 81, 131, 135, 237, 393, 395, 405, 655, 711, 1179, 1185, 1965, 2133, 3537, 3555, 5895, 6399, 10349, 10611, 10665, 17685, 31047, 31995, 51745, 53055, 93141, 155235, 279423, 465705, 838269, 1397115, 4191345]

約数ペア:

[(1, 4191345), (3, 1397115), (5, 838269), (9, 465705), (15, 279423), (27, 155235), (45, 93141), (79, 53055), (81, 51745), (131, 31995), (135, 31047), (237, 17685), (393, 10665), (395, 10611), (405, 10349), (655, 6399), (711, 5895), (1179, 3555), (1185, 3537), (1965, 2133)]