31737453

素因数分解:

$3^1\times {\mathrm{11}}^2\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{139}}^1$

素因数の和:218

約数の個数: 48

約数和(自身を含む): 50944320

約数和(自身を除く): 19206867

約数列:

[1, 3, 11, 17, 33, 37, 51, 111, 121, 139, 187, 363, 407, 417, 561, 629, 1221, 1529, 1887, 2057, 2363, 4477, 4587, 5143, 6171, 6919, 7089, 13431, 15429, 16819, 20757, 25993, 50457, 56573, 76109, 77979, 87431, 169719, 228327, 262293, 285923, 622303, 857769, 961741, 1866909, 2885223, 10579151, 31737453]

約数ペア:

[(1, 31737453), (3, 10579151), (11, 2885223), (17, 1866909), (33, 961741), (37, 857769), (51, 622303), (111, 285923), (121, 262293), (139, 228327), (187, 169719), (363, 87431), (407, 77979), (417, 76109), (561, 56573), (629, 50457), (1221, 25993), (1529, 20757), (1887, 16819), (2057, 15429), (2363, 13431), (4477, 7089), (4587, 6919), (5143, 6171)]