7842402

素因数分解:

$2^1\times 3^2\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{997}}^1$

素因数の和:1047

約数の個数: 48

約数和(自身を含む): 18682560

約数和(自身を除く): 10840158

約数列:

[1, 2, 3, 6, 9, 18, 19, 23, 38, 46, 57, 69, 114, 138, 171, 207, 342, 414, 437, 874, 997, 1311, 1994, 2622, 2991, 3933, 5982, 7866, 8973, 17946, 18943, 22931, 37886, 45862, 56829, 68793, 113658, 137586, 170487, 206379, 340974, 412758, 435689, 871378, 1307067, 2614134, 3921201, 7842402]

約数ペア:

[(1, 7842402), (2, 3921201), (3, 2614134), (6, 1307067), (9, 871378), (18, 435689), (19, 412758), (23, 340974), (38, 206379), (46, 170487), (57, 137586), (69, 113658), (114, 68793), (138, 56829), (171, 45862), (207, 37886), (342, 22931), (414, 18943), (437, 17946), (874, 8973), (997, 7866), (1311, 5982), (1994, 3933), (2622, 2991)]