28649628

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{4943}}^1$

素因数の和:4983

約数の個数: 72

約数和(自身を含む): 86381568

約数和(自身を除く): 57731940

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 23, 28, 36, 42, 46, 63, 69, 84, 92, 126, 138, 161, 207, 252, 276, 322, 414, 483, 644, 828, 966, 1449, 1932, 2898, 4943, 5796, 9886, 14829, 19772, 29658, 34601, 44487, 59316, 69202, 88974, 103803, 113689, 138404, 177948, 207606, 227378, 311409, 341067, 415212, 454756, 622818, 682134, 795823, 1023201, 1245636, 1364268, 1591646, 2046402, 2387469, 3183292, 4092804, 4774938, 7162407, 9549876, 14324814, 28649628]

約数ペア:

[(1, 28649628), (2, 14324814), (3, 9549876), (4, 7162407), (6, 4774938), (7, 4092804), (9, 3183292), (12, 2387469), (14, 2046402), (18, 1591646), (21, 1364268), (23, 1245636), (28, 1023201), (36, 795823), (42, 682134), (46, 622818), (63, 454756), (69, 415212), (84, 341067), (92, 311409), (126, 227378), (138, 207606), (161, 177948), (207, 138404), (252, 113689), (276, 103803), (322, 88974), (414, 69202), (483, 59316), (644, 44487), (828, 34601), (966, 29658), (1449, 19772), (1932, 14829), (2898, 9886), (4943, 5796)]