64974868

素因数分解:

$2^2\times 7^1\times {\mathrm{47}}^1\times {\mathrm{97}}^1\times {\mathrm{509}}^1$

素因数の和:664

約数の個数: 48

約数和(自身を含む): 134346240

約数和(自身を除く): 69371372

約数列:

[1, 2, 4, 7, 14, 28, 47, 94, 97, 188, 194, 329, 388, 509, 658, 679, 1018, 1316, 1358, 2036, 2716, 3563, 4559, 7126, 9118, 14252, 18236, 23923, 31913, 47846, 49373, 63826, 95692, 98746, 127652, 167461, 197492, 334922, 345611, 669844, 691222, 1382444, 2320531, 4641062, 9282124, 16243717, 32487434, 64974868]

約数ペア:

[(1, 64974868), (2, 32487434), (4, 16243717), (7, 9282124), (14, 4641062), (28, 2320531), (47, 1382444), (94, 691222), (97, 669844), (188, 345611), (194, 334922), (329, 197492), (388, 167461), (509, 127652), (658, 98746), (679, 95692), (1018, 63826), (1316, 49373), (1358, 47846), (2036, 31913), (2716, 23923), (3563, 18236), (4559, 14252), (7126, 9118)]