15684747

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{347}}^1$

素因数の和:443

約数の個数: 32

約数和(自身を含む): 24165120

約数和(自身を除く): 8480373

約数列:

[1, 3, 13, 19, 39, 57, 61, 183, 247, 347, 741, 793, 1041, 1159, 2379, 3477, 4511, 6593, 13533, 15067, 19779, 21167, 45201, 63501, 85709, 257127, 275171, 402173, 825513, 1206519, 5228249, 15684747]

約数ペア:

[(1, 15684747), (3, 5228249), (13, 1206519), (19, 825513), (39, 402173), (57, 275171), (61, 257127), (183, 85709), (247, 63501), (347, 45201), (741, 21167), (793, 19779), (1041, 15067), (1159, 13533), (2379, 6593), (3477, 4511)]