71251215

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{43}}^2\times {\mathrm{367}}^1$

素因数の和:468

約数の個数: 48

約数和(自身を含む): 133751808

約数和(自身を除く): 62500593

約数列:

[1, 3, 5, 7, 15, 21, 35, 43, 105, 129, 215, 301, 367, 645, 903, 1101, 1505, 1835, 1849, 2569, 4515, 5505, 5547, 7707, 9245, 12845, 12943, 15781, 27735, 38535, 38829, 47343, 64715, 78905, 110467, 194145, 236715, 331401, 552335, 678583, 1657005, 2035749, 3392915, 4750081, 10178745, 14250243, 23750405, 71251215]

約数ペア:

[(1, 71251215), (3, 23750405), (5, 14250243), (7, 10178745), (15, 4750081), (21, 3392915), (35, 2035749), (43, 1657005), (105, 678583), (129, 552335), (215, 331401), (301, 236715), (367, 194145), (645, 110467), (903, 78905), (1101, 64715), (1505, 47343), (1835, 38829), (1849, 38535), (2569, 27735), (4515, 15781), (5505, 12943), (5547, 12845), (7707, 9245)]