27868155

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{229}}^1$

素因数の和:324

約数の個数: 64

約数和(自身を含む): 54758400

約数和(自身を除く): 26890245

約数列:

[1, 3, 5, 7, 15, 19, 21, 35, 57, 61, 95, 105, 133, 183, 229, 285, 305, 399, 427, 665, 687, 915, 1145, 1159, 1281, 1603, 1995, 2135, 3435, 3477, 4351, 4809, 5795, 6405, 8015, 8113, 13053, 13969, 17385, 21755, 24045, 24339, 30457, 40565, 41907, 65265, 69845, 91371, 97783, 121695, 152285, 209535, 265411, 293349, 456855, 488915, 796233, 1327055, 1466745, 1857877, 3981165, 5573631, 9289385, 27868155]

約数ペア:

[(1, 27868155), (3, 9289385), (5, 5573631), (7, 3981165), (15, 1857877), (19, 1466745), (21, 1327055), (35, 796233), (57, 488915), (61, 456855), (95, 293349), (105, 265411), (133, 209535), (183, 152285), (229, 121695), (285, 97783), (305, 91371), (399, 69845), (427, 65265), (665, 41907), (687, 40565), (915, 30457), (1145, 24339), (1159, 24045), (1281, 21755), (1603, 17385), (1995, 13969), (2135, 13053), (3435, 8113), (3477, 8015), (4351, 6405), (4809, 5795)]