128401910

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{141101}}^1$

素因数の和:141128

約数の個数: 32

約数和(自身を含む): 284461632

約数和(自身を除く): 156059722

約数列:

[1, 2, 5, 7, 10, 13, 14, 26, 35, 65, 70, 91, 130, 182, 455, 910, 141101, 282202, 705505, 987707, 1411010, 1834313, 1975414, 3668626, 4938535, 9171565, 9877070, 12840191, 18343130, 25680382, 64200955, 128401910]

約数ペア:

[(1, 128401910), (2, 64200955), (5, 25680382), (7, 18343130), (10, 12840191), (13, 9877070), (14, 9171565), (26, 4938535), (35, 3668626), (65, 1975414), (70, 1834313), (91, 1411010), (130, 987707), (182, 705505), (455, 282202), (910, 141101)]