39808216

素因数分解:

$2^3\times 7^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{997}}^1$

素因数の和:1064

約数の個数: 64

約数和(自身を含む): 91975680

約数和(自身を除く): 52167464

約数列:

[1, 2, 4, 7, 8, 14, 23, 28, 31, 46, 56, 62, 92, 124, 161, 184, 217, 248, 322, 434, 644, 713, 868, 997, 1288, 1426, 1736, 1994, 2852, 3988, 4991, 5704, 6979, 7976, 9982, 13958, 19964, 22931, 27916, 30907, 39928, 45862, 55832, 61814, 91724, 123628, 160517, 183448, 216349, 247256, 321034, 432698, 642068, 710861, 865396, 1284136, 1421722, 1730792, 2843444, 4976027, 5686888, 9952054, 19904108, 39808216]

約数ペア:

[(1, 39808216), (2, 19904108), (4, 9952054), (7, 5686888), (8, 4976027), (14, 2843444), (23, 1730792), (28, 1421722), (31, 1284136), (46, 865396), (56, 710861), (62, 642068), (92, 432698), (124, 321034), (161, 247256), (184, 216349), (217, 183448), (248, 160517), (322, 123628), (434, 91724), (644, 61814), (713, 55832), (868, 45862), (997, 39928), (1288, 30907), (1426, 27916), (1736, 22931), (1994, 19964), (2852, 13958), (3988, 9982), (4991, 7976), (5704, 6979)]