137931339

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{12323}}^1$

素因数の和:12387

約数の個数: 32

約数和(自身を含む): 231888384

約数和(自身を除く): 93957045

約数列:

[1, 3, 7, 13, 21, 39, 41, 91, 123, 273, 287, 533, 861, 1599, 3731, 11193, 12323, 36969, 86261, 160199, 258783, 480597, 505243, 1121393, 1515729, 3364179, 3536701, 6568159, 10610103, 19704477, 45977113, 137931339]

約数ペア:

[(1, 137931339), (3, 45977113), (7, 19704477), (13, 10610103), (21, 6568159), (39, 3536701), (41, 3364179), (91, 1515729), (123, 1121393), (273, 505243), (287, 480597), (533, 258783), (861, 160199), (1599, 86261), (3731, 36969), (11193, 12323)]