2912490238

素因数分解:

$2^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{53}}^1\times {\mathrm{127}}^1\times {\mathrm{997}}^1$

素因数の和:1217

約数の個数: 64

約数和(自身を含む): 5297799168

約数和(自身を除く): 2385308930

約数列:

[1, 2, 7, 14, 31, 53, 62, 106, 127, 217, 254, 371, 434, 742, 889, 997, 1643, 1778, 1994, 3286, 3937, 6731, 6979, 7874, 11501, 13462, 13958, 23002, 27559, 30907, 47117, 52841, 55118, 61814, 94234, 105682, 126619, 208661, 216349, 253238, 369887, 417322, 432698, 739774, 886333, 1460627, 1638071, 1772666, 2921254, 3276142, 3925189, 6710807, 7850378, 11466497, 13421614, 22932994, 27476323, 46975649, 54952646, 93951298, 208035017, 416070034, 1456245119, 2912490238]

約数ペア:

[(1, 2912490238), (2, 1456245119), (7, 416070034), (14, 208035017), (31, 93951298), (53, 54952646), (62, 46975649), (106, 27476323), (127, 22932994), (217, 13421614), (254, 11466497), (371, 7850378), (434, 6710807), (742, 3925189), (889, 3276142), (997, 2921254), (1643, 1772666), (1778, 1638071), (1994, 1460627), (3286, 886333), (3937, 739774), (6731, 432698), (6979, 417322), (7874, 369887), (11501, 253238), (13462, 216349), (13958, 208661), (23002, 126619), (27559, 105682), (30907, 94234), (47117, 61814), (52841, 55118)]