218157044

素因数分解:

$2^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{127}}^1\times {\mathrm{1979}}^1$

素因数の和:2148

約数の個数: 48

約数和(自身を含む): 454164480

約数和(自身を除く): 236007436

約数列:

[1, 2, 4, 7, 14, 28, 31, 62, 124, 127, 217, 254, 434, 508, 868, 889, 1778, 1979, 3556, 3937, 3958, 7874, 7916, 13853, 15748, 27559, 27706, 55118, 55412, 61349, 110236, 122698, 245396, 251333, 429443, 502666, 858886, 1005332, 1717772, 1759331, 3518662, 7037324, 7791323, 15582646, 31165292, 54539261, 109078522, 218157044]

約数ペア:

[(1, 218157044), (2, 109078522), (4, 54539261), (7, 31165292), (14, 15582646), (28, 7791323), (31, 7037324), (62, 3518662), (124, 1759331), (127, 1717772), (217, 1005332), (254, 858886), (434, 502666), (508, 429443), (868, 251333), (889, 245396), (1778, 122698), (1979, 110236), (3556, 61349), (3937, 55412), (3958, 55118), (7874, 27706), (7916, 27559), (13853, 15748)]