12615295

素因数分解:

$5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{151}}^1$

素因数の和:212

約数の個数: 48

約数和(自身を含む): 19961856

約数和(自身を除く): 7346561

約数列:

[1, 5, 7, 11, 31, 35, 49, 55, 77, 151, 155, 217, 245, 341, 385, 539, 755, 1057, 1085, 1519, 1661, 1705, 2387, 2695, 4681, 5285, 7399, 7595, 8305, 11627, 11935, 16709, 23405, 32767, 36995, 51491, 58135, 81389, 83545, 163835, 229369, 257455, 360437, 406945, 1146845, 1802185, 2523059, 12615295]

約数ペア:

[(1, 12615295), (5, 2523059), (7, 1802185), (11, 1146845), (31, 406945), (35, 360437), (49, 257455), (55, 229369), (77, 163835), (151, 83545), (155, 81389), (217, 58135), (245, 51491), (341, 36995), (385, 32767), (539, 23405), (755, 16709), (1057, 11935), (1085, 11627), (1519, 8305), (1661, 7595), (1705, 7399), (2387, 5285), (2695, 4681)]