47042163

素因数分解:

$3^2\times 7^1\times {\mathrm{61}}^1\times {\mathrm{12241}}^1$

素因数の和:12315

約数の個数: 24

約数和(自身を含む): 78936416

約数和(自身を除く): 31894253

約数列:

[1, 3, 7, 9, 21, 61, 63, 183, 427, 549, 1281, 3843, 12241, 36723, 85687, 110169, 257061, 746701, 771183, 2240103, 5226907, 6720309, 15680721, 47042163]

約数ペア:

[(1, 47042163), (3, 15680721), (7, 6720309), (9, 5226907), (21, 2240103), (61, 771183), (63, 746701), (183, 257061), (427, 110169), (549, 85687), (1281, 36723), (3843, 12241)]