215046910

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{113}}^1\times {\mathrm{14639}}^1$

素因数の和:14772

約数の個数: 32

約数和(自身を含む): 420577920

約数和(自身を除く): 205531010

約数列:

[1, 2, 5, 10, 13, 26, 65, 113, 130, 226, 565, 1130, 1469, 2938, 7345, 14639, 14690, 29278, 73195, 146390, 190307, 380614, 951535, 1654207, 1903070, 3308414, 8271035, 16542070, 21504691, 43009382, 107523455, 215046910]

約数ペア:

[(1, 215046910), (2, 107523455), (5, 43009382), (10, 21504691), (13, 16542070), (26, 8271035), (65, 3308414), (113, 1903070), (130, 1654207), (226, 951535), (565, 380614), (1130, 190307), (1469, 146390), (2938, 73195), (7345, 29278), (14639, 14690)]