138968109

素因数分解:

$3^3\times 7^1\times {\mathrm{19}}^1\times {\mathrm{38699}}^1$

素因数の和:38734

約数の個数: 32

約数和(自身を含む): 247680000

約数和(自身を除く): 108711891

約数列:

[1, 3, 7, 9, 19, 21, 27, 57, 63, 133, 171, 189, 399, 513, 1197, 3591, 38699, 116097, 270893, 348291, 735281, 812679, 1044873, 2205843, 2438037, 5146967, 6617529, 7314111, 15440901, 19852587, 46322703, 138968109]

約数ペア:

[(1, 138968109), (3, 46322703), (7, 19852587), (9, 15440901), (19, 7314111), (21, 6617529), (27, 5146967), (57, 2438037), (63, 2205843), (133, 1044873), (171, 812679), (189, 735281), (399, 348291), (513, 270893), (1197, 116097), (3591, 38699)]