42221925

素因数分解:

$3^3\times 5^2\times {\mathrm{71}}^1\times {\mathrm{881}}^1$

素因数の和:971

約数の個数: 48

約数和(自身を含む): 78744960

約数和(自身を除く): 36523035

約数列:

[1, 3, 5, 9, 15, 25, 27, 45, 71, 75, 135, 213, 225, 355, 639, 675, 881, 1065, 1775, 1917, 2643, 3195, 4405, 5325, 7929, 9585, 13215, 15975, 22025, 23787, 39645, 47925, 62551, 66075, 118935, 187653, 198225, 312755, 562959, 594675, 938265, 1563775, 1688877, 2814795, 4691325, 8444385, 14073975, 42221925]

約数ペア:

[(1, 42221925), (3, 14073975), (5, 8444385), (9, 4691325), (15, 2814795), (25, 1688877), (27, 1563775), (45, 938265), (71, 594675), (75, 562959), (135, 312755), (213, 198225), (225, 187653), (355, 118935), (639, 66075), (675, 62551), (881, 47925), (1065, 39645), (1775, 23787), (1917, 22025), (2643, 15975), (3195, 13215), (4405, 9585), (5325, 7929)]