31345065

素因数分解:

$3^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{97}}^1\times {\mathrm{167}}^1$

素因数の和:318

約数の個数: 48

約数和(自身を含む): 56504448

約数和(自身を除く): 25159383

約数列:

[1, 3, 5, 9, 15, 43, 45, 97, 129, 167, 215, 291, 387, 485, 501, 645, 835, 873, 1455, 1503, 1935, 2505, 4171, 4365, 7181, 7515, 12513, 16199, 20855, 21543, 35905, 37539, 48597, 62565, 64629, 80995, 107715, 145791, 187695, 242985, 323145, 696557, 728955, 2089671, 3482785, 6269013, 10448355, 31345065]

約数ペア:

[(1, 31345065), (3, 10448355), (5, 6269013), (9, 3482785), (15, 2089671), (43, 728955), (45, 696557), (97, 323145), (129, 242985), (167, 187695), (215, 145791), (291, 107715), (387, 80995), (485, 64629), (501, 62565), (645, 48597), (835, 37539), (873, 35905), (1455, 21543), (1503, 20855), (1935, 16199), (2505, 12513), (4171, 7515), (4365, 7181)]