64817865

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{347}}^1\times {\mathrm{593}}^1$

素因数の和:958

約数の個数: 48

約数和(自身を含む): 128988288

約数和(自身を除く): 64170423

約数列:

[1, 3, 5, 7, 9, 15, 21, 35, 45, 63, 105, 315, 347, 593, 1041, 1735, 1779, 2429, 2965, 3123, 4151, 5205, 5337, 7287, 8895, 12145, 12453, 15615, 20755, 21861, 26685, 36435, 37359, 62265, 109305, 186795, 205771, 617313, 1028855, 1440397, 1851939, 3086565, 4321191, 7201985, 9259695, 12963573, 21605955, 64817865]

約数ペア:

[(1, 64817865), (3, 21605955), (5, 12963573), (7, 9259695), (9, 7201985), (15, 4321191), (21, 3086565), (35, 1851939), (45, 1440397), (63, 1028855), (105, 617313), (315, 205771), (347, 186795), (593, 109305), (1041, 62265), (1735, 37359), (1779, 36435), (2429, 26685), (2965, 21861), (3123, 20755), (4151, 15615), (5205, 12453), (5337, 12145), (7287, 8895)]