247065

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{181}}^1$

素因数の和:209

約数の個数: 32

約数和(自身を含む): 489216

約数和(自身を除く): 242151

約数列:

[1, 3, 5, 7, 13, 15, 21, 35, 39, 65, 91, 105, 181, 195, 273, 455, 543, 905, 1267, 1365, 2353, 2715, 3801, 6335, 7059, 11765, 16471, 19005, 35295, 49413, 82355, 247065]

約数ペア:

[(1, 247065), (3, 82355), (5, 49413), (7, 35295), (13, 19005), (15, 16471), (21, 11765), (35, 7059), (39, 6335), (65, 3801), (91, 2715), (105, 2353), (181, 1365), (195, 1267), (273, 905), (455, 543)]