42128205

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{5651}}^1$

素因数の和:5737

約数の個数: 32

約数和(自身を含む): 78133248

約数和(自身を除く): 36005043

約数列:

[1, 3, 5, 7, 15, 21, 35, 71, 105, 213, 355, 497, 1065, 1491, 2485, 5651, 7455, 16953, 28255, 39557, 84765, 118671, 197785, 401221, 593355, 1203663, 2006105, 2808547, 6018315, 8425641, 14042735, 42128205]

約数ペア:

[(1, 42128205), (3, 14042735), (5, 8425641), (7, 6018315), (15, 2808547), (21, 2006105), (35, 1203663), (71, 593355), (105, 401221), (213, 197785), (355, 118671), (497, 84765), (1065, 39557), (1491, 28255), (2485, 16953), (5651, 7455)]