199492605

素因数分解:

$3^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{1601}}^1$

素因数の和:1699

約数の個数: 64

約数和(自身を含む): 387555840

約数和(自身を除く): 188063235

約数列:

[1, 3, 5, 9, 13, 15, 27, 39, 45, 65, 71, 117, 135, 195, 213, 351, 355, 585, 639, 923, 1065, 1601, 1755, 1917, 2769, 3195, 4615, 4803, 8005, 8307, 9585, 13845, 14409, 20813, 24015, 24921, 41535, 43227, 62439, 72045, 104065, 113671, 124605, 187317, 216135, 312195, 341013, 561951, 568355, 936585, 1023039, 1477723, 1705065, 2809755, 3069117, 4433169, 5115195, 7388615, 13299507, 15345585, 22165845, 39898521, 66497535, 199492605]

約数ペア:

[(1, 199492605), (3, 66497535), (5, 39898521), (9, 22165845), (13, 15345585), (15, 13299507), (27, 7388615), (39, 5115195), (45, 4433169), (65, 3069117), (71, 2809755), (117, 1705065), (135, 1477723), (195, 1023039), (213, 936585), (351, 568355), (355, 561951), (585, 341013), (639, 312195), (923, 216135), (1065, 187317), (1601, 124605), (1755, 113671), (1917, 104065), (2769, 72045), (3195, 62439), (4615, 43227), (4803, 41535), (8005, 24921), (8307, 24015), (9585, 20813), (13845, 14409)]