28889805

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{503}}^1\times {\mathrm{547}}^1$

素因数の和:1065

約数の個数: 32

約数和(自身を含む): 53028864

約数和(自身を除く): 24139059

約数列:

[1, 3, 5, 7, 15, 21, 35, 105, 503, 547, 1509, 1641, 2515, 2735, 3521, 3829, 7545, 8205, 10563, 11487, 17605, 19145, 52815, 57435, 275141, 825423, 1375705, 1925987, 4127115, 5777961, 9629935, 28889805]

約数ペア:

[(1, 28889805), (3, 9629935), (5, 5777961), (7, 4127115), (15, 1925987), (21, 1375705), (35, 825423), (105, 275141), (503, 57435), (547, 52815), (1509, 19145), (1641, 17605), (2515, 11487), (2735, 10563), (3521, 8205), (3829, 7545)]