78147195

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{79}}^1\times {\mathrm{9421}}^1$

素因数の和:9515

約数の個数: 32

約数和(自身を含む): 144721920

約数和(自身を除く): 66574725

約数列:

[1, 3, 5, 7, 15, 21, 35, 79, 105, 237, 395, 553, 1185, 1659, 2765, 8295, 9421, 28263, 47105, 65947, 141315, 197841, 329735, 744259, 989205, 2232777, 3721295, 5209813, 11163885, 15629439, 26049065, 78147195]

約数ペア:

[(1, 78147195), (3, 26049065), (5, 15629439), (7, 11163885), (15, 5209813), (21, 3721295), (35, 2232777), (79, 989205), (105, 744259), (237, 329735), (395, 197841), (553, 141315), (1185, 65947), (1659, 47105), (2765, 28263), (8295, 9421)]