99403886015

素因数分解:

$5^1\times 7^2\times {\mathrm{997}}^1\times {\mathrm{406951}}^1$

素因数の和:407967

約数の個数: 24

約数和(自身を含む): 138899228832

約数和(自身を除く): 39495342817

約数列:

[1, 5, 7, 35, 49, 245, 997, 4985, 6979, 34895, 48853, 244265, 406951, 2034755, 2848657, 14243285, 19940599, 99702995, 405730147, 2028650735, 2840111029, 14200555145, 19880777203, 99403886015]

約数ペア:

[(1, 99403886015), (5, 19880777203), (7, 14200555145), (35, 2840111029), (49, 2028650735), (245, 405730147), (997, 99702995), (4985, 19940599), (6979, 14243285), (34895, 2848657), (48853, 2034755), (244265, 406951)]