66118005

素因数分解:

$3^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{149}}^1\times {\mathrm{173}}^1$

素因数の和:355

約数の個数: 64

約数和(自身を含む): 125280000

約数和(自身を除く): 59161995

約数列:

[1, 3, 5, 9, 15, 19, 27, 45, 57, 95, 135, 149, 171, 173, 285, 447, 513, 519, 745, 855, 865, 1341, 1557, 2235, 2565, 2595, 2831, 3287, 4023, 4671, 6705, 7785, 8493, 9861, 14155, 16435, 20115, 23355, 25479, 25777, 29583, 42465, 49305, 76437, 77331, 88749, 127395, 128885, 147915, 231993, 382185, 386655, 443745, 489763, 695979, 1159965, 1469289, 2448815, 3479895, 4407867, 7346445, 13223601, 22039335, 66118005]

約数ペア:

[(1, 66118005), (3, 22039335), (5, 13223601), (9, 7346445), (15, 4407867), (19, 3479895), (27, 2448815), (45, 1469289), (57, 1159965), (95, 695979), (135, 489763), (149, 443745), (171, 386655), (173, 382185), (285, 231993), (447, 147915), (513, 128885), (519, 127395), (745, 88749), (855, 77331), (865, 76437), (1341, 49305), (1557, 42465), (2235, 29583), (2565, 25777), (2595, 25479), (2831, 23355), (3287, 20115), (4023, 16435), (4671, 14155), (6705, 9861), (7785, 8493)]