170989490

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{78797}}^1$

素因数の和:78842

約数の個数: 32

約数和(自身を含む): 363101184

約数和(自身を除く): 192111694

約数列:

[1, 2, 5, 7, 10, 14, 31, 35, 62, 70, 155, 217, 310, 434, 1085, 2170, 78797, 157594, 393985, 551579, 787970, 1103158, 2442707, 2757895, 4885414, 5515790, 12213535, 17098949, 24427070, 34197898, 85494745, 170989490]

約数ペア:

[(1, 170989490), (2, 85494745), (5, 34197898), (7, 24427070), (10, 17098949), (14, 12213535), (31, 5515790), (35, 4885414), (62, 2757895), (70, 2442707), (155, 1103158), (217, 787970), (310, 551579), (434, 393985), (1085, 157594), (2170, 78797)]