42409945

素因数分解:

$5^1\times {\mathrm{61}}^1\times {\mathrm{211}}^1\times {\mathrm{659}}^1$

素因数の和:936

約数の個数: 16

約数和(自身を含む): 52050240

約数和(自身を除く): 9640295

約数列:

[1, 5, 61, 211, 305, 659, 1055, 3295, 12871, 40199, 64355, 139049, 200995, 695245, 8481989, 42409945]

約数ペア:

[(1, 42409945), (5, 8481989), (61, 695245), (211, 200995), (305, 139049), (659, 64355), (1055, 40199), (3295, 12871)]