170899995

素因数分解:

$3^1\times 5^1\times 7^2\times {\mathrm{157}}^1\times {\mathrm{1481}}^1$

素因数の和:1660

約数の個数: 48

約数和(自身を含む): 320325408

約数和(自身を除く): 149425413

約数列:

[1, 3, 5, 7, 15, 21, 35, 49, 105, 147, 157, 245, 471, 735, 785, 1099, 1481, 2355, 3297, 4443, 5495, 7405, 7693, 10367, 16485, 22215, 23079, 31101, 38465, 51835, 72569, 115395, 155505, 217707, 232517, 362845, 697551, 1088535, 1162585, 1627619, 3487755, 4882857, 8138095, 11393333, 24414285, 34179999, 56966665, 170899995]

約数ペア:

[(1, 170899995), (3, 56966665), (5, 34179999), (7, 24414285), (15, 11393333), (21, 8138095), (35, 4882857), (49, 3487755), (105, 1627619), (147, 1162585), (157, 1088535), (245, 697551), (471, 362845), (735, 232517), (785, 217707), (1099, 155505), (1481, 115395), (2355, 72569), (3297, 51835), (4443, 38465), (5495, 31101), (7405, 23079), (7693, 22215), (10367, 16485)]