71572515

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{353}}^1\times {\mathrm{1931}}^1$

素因数の和:2299

約数の個数: 32

約数和(自身を含む): 131314176

約数和(自身を除く): 59741661

約数列:

[1, 3, 5, 7, 15, 21, 35, 105, 353, 1059, 1765, 1931, 2471, 5295, 5793, 7413, 9655, 12355, 13517, 28965, 37065, 40551, 67585, 202755, 681643, 2044929, 3408215, 4771501, 10224645, 14314503, 23857505, 71572515]

約数ペア:

[(1, 71572515), (3, 23857505), (5, 14314503), (7, 10224645), (15, 4771501), (21, 3408215), (35, 2044929), (105, 681643), (353, 202755), (1059, 67585), (1765, 40551), (1931, 37065), (2471, 28965), (5295, 13517), (5793, 12355), (7413, 9655)]