31717791

素因数分解:

$3^3\times 7^1\times {\mathrm{283}}^1\times {\mathrm{593}}^1$

素因数の和:892

約数の個数: 32

約数和(自身を含む): 53982720

約数和(自身を除く): 22264929

約数列:

[1, 3, 7, 9, 21, 27, 63, 189, 283, 593, 849, 1779, 1981, 2547, 4151, 5337, 5943, 7641, 12453, 16011, 17829, 37359, 53487, 112077, 167819, 503457, 1174733, 1510371, 3524199, 4531113, 10572597, 31717791]

約数ペア:

[(1, 31717791), (3, 10572597), (7, 4531113), (9, 3524199), (21, 1510371), (27, 1174733), (63, 503457), (189, 167819), (283, 112077), (593, 53487), (849, 37359), (1779, 17829), (1981, 16011), (2547, 12453), (4151, 7641), (5337, 5943)]