213171910

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{89}}^1\times {\mathrm{34217}}^1$

素因数の和:34320

約数の個数: 32

約数和(自身を含む): 443465280

約数和(自身を除く): 230293370

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 89, 178, 445, 623, 890, 1246, 3115, 6230, 34217, 68434, 171085, 239519, 342170, 479038, 1197595, 2395190, 3045313, 6090626, 15226565, 21317191, 30453130, 42634382, 106585955, 213171910]

約数ペア:

[(1, 213171910), (2, 106585955), (5, 42634382), (7, 30453130), (10, 21317191), (14, 15226565), (35, 6090626), (70, 3045313), (89, 2395190), (178, 1197595), (445, 479038), (623, 342170), (890, 239519), (1246, 171085), (3115, 68434), (6230, 34217)]