65941215

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{241}}^1$

素因数の和:332

約数の個数: 64

約数和(自身を含む): 119180160

約数和(自身を除く): 53238945

約数列:

[1, 3, 5, 15, 17, 29, 37, 51, 85, 87, 111, 145, 185, 241, 255, 435, 493, 555, 629, 723, 1073, 1205, 1479, 1887, 2465, 3145, 3219, 3615, 4097, 5365, 6989, 7395, 8917, 9435, 12291, 16095, 18241, 20485, 20967, 26751, 34945, 44585, 54723, 61455, 91205, 104835, 118813, 133755, 151589, 258593, 273615, 356439, 454767, 594065, 757945, 775779, 1292965, 1782195, 2273835, 3878895, 4396081, 13188243, 21980405, 65941215]

約数ペア:

[(1, 65941215), (3, 21980405), (5, 13188243), (15, 4396081), (17, 3878895), (29, 2273835), (37, 1782195), (51, 1292965), (85, 775779), (87, 757945), (111, 594065), (145, 454767), (185, 356439), (241, 273615), (255, 258593), (435, 151589), (493, 133755), (555, 118813), (629, 104835), (723, 91205), (1073, 61455), (1205, 54723), (1479, 44585), (1887, 34945), (2465, 26751), (3145, 20967), (3219, 20485), (3615, 18241), (4097, 16095), (5365, 12291), (6989, 9435), (7395, 8917)]