57721335

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{28933}}^1$

素因数の和:28967

約数の個数: 32

約数和(自身を含む): 111106560

約数和(自身を除く): 53385225

約数列:

[1, 3, 5, 7, 15, 19, 21, 35, 57, 95, 105, 133, 285, 399, 665, 1995, 28933, 86799, 144665, 202531, 433995, 549727, 607593, 1012655, 1649181, 2748635, 3037965, 3848089, 8245905, 11544267, 19240445, 57721335]

約数ペア:

[(1, 57721335), (3, 19240445), (5, 11544267), (7, 8245905), (15, 3848089), (19, 3037965), (21, 2748635), (35, 1649181), (57, 1012655), (95, 607593), (105, 549727), (133, 433995), (285, 202531), (399, 144665), (665, 86799), (1995, 28933)]