78204438

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{149}}^1\times {\mathrm{2243}}^1$

素因数の和:2413

約数の個数: 48

約数和(自身を含む): 183783600

約数和(自身を除く): 105579162

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 39, 78, 117, 149, 234, 298, 447, 894, 1341, 1937, 2243, 2682, 3874, 4486, 5811, 6729, 11622, 13458, 17433, 20187, 29159, 34866, 40374, 58318, 87477, 174954, 262431, 334207, 524862, 668414, 1002621, 2005242, 3007863, 4344691, 6015726, 8689382, 13034073, 26068146, 39102219, 78204438]

約数ペア:

[(1, 78204438), (2, 39102219), (3, 26068146), (6, 13034073), (9, 8689382), (13, 6015726), (18, 4344691), (26, 3007863), (39, 2005242), (78, 1002621), (117, 668414), (149, 524862), (234, 334207), (298, 262431), (447, 174954), (894, 87477), (1341, 58318), (1937, 40374), (2243, 34866), (2682, 29159), (3874, 20187), (4486, 17433), (5811, 13458), (6729, 11622)]