221844246

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{3989}}^1$

素因数の和:4061

約数の個数: 64

約数和(自身を含む): 514805760

約数和(自身を除く): 292961514

約数列:

[1, 2, 3, 6, 13, 23, 26, 31, 39, 46, 62, 69, 78, 93, 138, 186, 299, 403, 598, 713, 806, 897, 1209, 1426, 1794, 2139, 2418, 3989, 4278, 7978, 9269, 11967, 18538, 23934, 27807, 51857, 55614, 91747, 103714, 123659, 155571, 183494, 247318, 275241, 311142, 370977, 550482, 741954, 1192711, 1607567, 2385422, 2844157, 3215134, 3578133, 4822701, 5688314, 7156266, 8532471, 9645402, 17064942, 36974041, 73948082, 110922123, 221844246]

約数ペア:

[(1, 221844246), (2, 110922123), (3, 73948082), (6, 36974041), (13, 17064942), (23, 9645402), (26, 8532471), (31, 7156266), (39, 5688314), (46, 4822701), (62, 3578133), (69, 3215134), (78, 2844157), (93, 2385422), (138, 1607567), (186, 1192711), (299, 741954), (403, 550482), (598, 370977), (713, 311142), (806, 275241), (897, 247318), (1209, 183494), (1426, 155571), (1794, 123659), (2139, 103714), (2418, 91747), (3989, 55614), (4278, 51857), (7978, 27807), (9269, 23934), (11967, 18538)]