312422778

素因数分解:

$2^1\times 3^3\times {\mathrm{43}}^1\times {\mathrm{157}}^1\times {\mathrm{857}}^1$

素因数の和:1068

約数の個数: 64

約数和(自身を含む): 715777920

約数和(自身を除く): 403355142

約数列:

[1, 2, 3, 6, 9, 18, 27, 43, 54, 86, 129, 157, 258, 314, 387, 471, 774, 857, 942, 1161, 1413, 1714, 2322, 2571, 2826, 4239, 5142, 6751, 7713, 8478, 13502, 15426, 20253, 23139, 36851, 40506, 46278, 60759, 73702, 110553, 121518, 134549, 182277, 221106, 269098, 331659, 364554, 403647, 663318, 807294, 994977, 1210941, 1989954, 2421882, 3632823, 5785607, 7265646, 11571214, 17356821, 34713642, 52070463, 104140926, 156211389, 312422778]

約数ペア:

[(1, 312422778), (2, 156211389), (3, 104140926), (6, 52070463), (9, 34713642), (18, 17356821), (27, 11571214), (43, 7265646), (54, 5785607), (86, 3632823), (129, 2421882), (157, 1989954), (258, 1210941), (314, 994977), (387, 807294), (471, 663318), (774, 403647), (857, 364554), (942, 331659), (1161, 269098), (1413, 221106), (1714, 182277), (2322, 134549), (2571, 121518), (2826, 110553), (4239, 73702), (5142, 60759), (6751, 46278), (7713, 40506), (8478, 36851), (13502, 23139), (15426, 20253)]