71231055

素因数分解:

$3^1\times 5^1\times 7^2\times {\mathrm{199}}^1\times {\mathrm{487}}^1$

素因数の和:708

約数の個数: 48

約数和(自身を含む): 133516800

約数和(自身を除く): 62285745

約数列:

[1, 3, 5, 7, 15, 21, 35, 49, 105, 147, 199, 245, 487, 597, 735, 995, 1393, 1461, 2435, 2985, 3409, 4179, 6965, 7305, 9751, 10227, 17045, 20895, 23863, 29253, 48755, 51135, 71589, 96913, 119315, 146265, 290739, 357945, 484565, 678391, 1453695, 2035173, 3391955, 4748737, 10175865, 14246211, 23743685, 71231055]

約数ペア:

[(1, 71231055), (3, 23743685), (5, 14246211), (7, 10175865), (15, 4748737), (21, 3391955), (35, 2035173), (49, 1453695), (105, 678391), (147, 484565), (199, 357945), (245, 290739), (487, 146265), (597, 119315), (735, 96913), (995, 71589), (1393, 51135), (1461, 48755), (2435, 29253), (2985, 23863), (3409, 20895), (4179, 17045), (6965, 10227), (7305, 9751)]