15515514

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{6481}}^1$

素因数の和:6515

約数の個数: 48

約数和(自身を含む): 40447680

約数和(自身を除く): 24932166

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 19, 21, 38, 42, 57, 63, 114, 126, 133, 171, 266, 342, 399, 798, 1197, 2394, 6481, 12962, 19443, 38886, 45367, 58329, 90734, 116658, 123139, 136101, 246278, 272202, 369417, 408303, 738834, 816606, 861973, 1108251, 1723946, 2216502, 2585919, 5171838, 7757757, 15515514]

約数ペア:

[(1, 15515514), (2, 7757757), (3, 5171838), (6, 2585919), (7, 2216502), (9, 1723946), (14, 1108251), (18, 861973), (19, 816606), (21, 738834), (38, 408303), (42, 369417), (57, 272202), (63, 246278), (114, 136101), (126, 123139), (133, 116658), (171, 90734), (266, 58329), (342, 45367), (399, 38886), (798, 19443), (1197, 12962), (2394, 6481)]