42493405

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{307}}^1$

素因数の和:409

約数の個数: 32

約数和(自身を含む): 56770560

約数和(自身を除く): 14277155

約数列:

[1, 5, 19, 31, 47, 95, 155, 235, 307, 589, 893, 1457, 1535, 2945, 4465, 5833, 7285, 9517, 14429, 27683, 29165, 47585, 72145, 138415, 180823, 274151, 447299, 904115, 1370755, 2236495, 8498681, 42493405]

約数ペア:

[(1, 42493405), (5, 8498681), (19, 2236495), (31, 1370755), (47, 904115), (95, 447299), (155, 274151), (235, 180823), (307, 138415), (589, 72145), (893, 47585), (1457, 29165), (1535, 27683), (2945, 14429), (4465, 9517), (5833, 7285)]