838269

素因数分解:

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

素因数の和:222

約数の個数: 20

約数和(自身を含む): 1277760

約数和(自身を除く): 439491

約数列:

[1, 3, 9, 27, 79, 81, 131, 237, 393, 711, 1179, 2133, 3537, 6399, 10349, 10611, 31047, 93141, 279423, 838269]

約数ペア:

[(1, 838269), (3, 279423), (9, 93141), (27, 31047), (79, 10611), (81, 10349), (131, 6399), (237, 3537), (393, 2133), (711, 1179)]