12561495

素因数分解:

$3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{67}}^1\times {\mathrm{431}}^1$

素因数の和:535

約数の個数: 32

約数和(自身を含む): 21150720

約数和(自身を除く): 8589225

約数列:

[1, 3, 5, 15, 29, 67, 87, 145, 201, 335, 431, 435, 1005, 1293, 1943, 2155, 5829, 6465, 9715, 12499, 28877, 29145, 37497, 62495, 86631, 144385, 187485, 433155, 837433, 2512299, 4187165, 12561495]

約数ペア:

[(1, 12561495), (3, 4187165), (5, 2512299), (15, 837433), (29, 433155), (67, 187485), (87, 144385), (145, 86631), (201, 62495), (335, 37497), (431, 29145), (435, 28877), (1005, 12499), (1293, 9715), (1943, 6465), (2155, 5829)]