65672985

素因数分解:

$3^1\times 5^1\times 7^2\times {\mathrm{199}}^1\times {\mathrm{449}}^1$

素因数の和:670

約数の個数: 48

約数和(自身を含む): 123120000

約数和(自身を除く): 57447015

約数列:

[1, 3, 5, 7, 15, 21, 35, 49, 105, 147, 199, 245, 449, 597, 735, 995, 1347, 1393, 2245, 2985, 3143, 4179, 6735, 6965, 9429, 9751, 15715, 20895, 22001, 29253, 47145, 48755, 66003, 89351, 110005, 146265, 268053, 330015, 446755, 625457, 1340265, 1876371, 3127285, 4378199, 9381855, 13134597, 21890995, 65672985]

約数ペア:

[(1, 65672985), (3, 21890995), (5, 13134597), (7, 9381855), (15, 4378199), (21, 3127285), (35, 1876371), (49, 1340265), (105, 625457), (147, 446755), (199, 330015), (245, 268053), (449, 146265), (597, 110005), (735, 89351), (995, 66003), (1347, 48755), (1393, 47145), (2245, 29253), (2985, 22001), (3143, 20895), (4179, 15715), (6735, 9751), (6965, 9429)]