9192890

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{73}}^1\times {\mathrm{257}}^1$

素因数の和:351

約数の個数: 48

約数和(自身を含む): 19588392

約数和(自身を除く): 10395502

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 73, 98, 146, 245, 257, 365, 490, 511, 514, 730, 1022, 1285, 1799, 2555, 2570, 3577, 3598, 5110, 7154, 8995, 12593, 17885, 17990, 18761, 25186, 35770, 37522, 62965, 93805, 125930, 131327, 187610, 262654, 656635, 919289, 1313270, 1838578, 4596445, 9192890]

約数ペア:

[(1, 9192890), (2, 4596445), (5, 1838578), (7, 1313270), (10, 919289), (14, 656635), (35, 262654), (49, 187610), (70, 131327), (73, 125930), (98, 93805), (146, 62965), (245, 37522), (257, 35770), (365, 25186), (490, 18761), (511, 17990), (514, 17885), (730, 12593), (1022, 8995), (1285, 7154), (1799, 5110), (2555, 3598), (2570, 3577)]