428423931

素因数分解:

$3^3\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{42089}}^1$

素因数の和:42140

約数の個数: 32

約数和(自身を含む): 707112000

約数和(自身を除く): 278688069

約数列:

[1, 3, 9, 13, 27, 29, 39, 87, 117, 261, 351, 377, 783, 1131, 3393, 10179, 42089, 126267, 378801, 547157, 1136403, 1220581, 1641471, 3661743, 4924413, 10985229, 14773239, 15867553, 32955687, 47602659, 142807977, 428423931]

約数ペア:

[(1, 428423931), (3, 142807977), (9, 47602659), (13, 32955687), (27, 15867553), (29, 14773239), (39, 10985229), (87, 4924413), (117, 3661743), (261, 1641471), (351, 1220581), (377, 1136403), (783, 547157), (1131, 378801), (3393, 126267), (10179, 42089)]