264266728

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{81163}}^1$

素因数の和:81217

約数の個数: 32

約数和(自身を含む): 555161760

約数和(自身を除く): 290895032

約数列:

[1, 2, 4, 8, 11, 22, 37, 44, 74, 88, 148, 296, 407, 814, 1628, 3256, 81163, 162326, 324652, 649304, 892793, 1785586, 3003031, 3571172, 6006062, 7142344, 12012124, 24024248, 33033341, 66066682, 132133364, 264266728]

約数ペア:

[(1, 264266728), (2, 132133364), (4, 66066682), (8, 33033341), (11, 24024248), (22, 12012124), (37, 7142344), (44, 6006062), (74, 3571172), (88, 3003031), (148, 1785586), (296, 892793), (407, 649304), (814, 324652), (1628, 162326), (3256, 81163)]