15219399

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{19}}^2\times {\mathrm{23}}^1\times {\mathrm{47}}^1$

素因数の和:124

約数の個数: 48

約数和(自身を含む): 24579072

約数和(自身を除く): 9359673

約数列:

[1, 3, 13, 19, 23, 39, 47, 57, 69, 141, 247, 299, 361, 437, 611, 741, 893, 897, 1081, 1083, 1311, 1833, 2679, 3243, 4693, 5681, 8303, 11609, 14053, 14079, 16967, 17043, 20539, 24909, 34827, 42159, 50901, 61617, 107939, 220571, 267007, 323817, 390241, 661713, 801021, 1170723, 5073133, 15219399]

約数ペア:

[(1, 15219399), (3, 5073133), (13, 1170723), (19, 801021), (23, 661713), (39, 390241), (47, 323817), (57, 267007), (69, 220571), (141, 107939), (247, 61617), (299, 50901), (361, 42159), (437, 34827), (611, 24909), (741, 20539), (893, 17043), (897, 16967), (1081, 14079), (1083, 14053), (1311, 11609), (1833, 8303), (2679, 5681), (3243, 4693)]