71495865

素因数分解:

$3^4\times 5^1\times 7^1\times {\mathrm{25219}}^1$

素因数の和:25243

約数の個数: 40

約数和(自身を含む): 146477760

約数和(自身を除く): 74981895

約数列:

[1, 3, 5, 7, 9, 15, 21, 27, 35, 45, 63, 81, 105, 135, 189, 315, 405, 567, 945, 2835, 25219, 75657, 126095, 176533, 226971, 378285, 529599, 680913, 882665, 1134855, 1588797, 2042739, 2647995, 3404565, 4766391, 7943985, 10213695, 14299173, 23831955, 71495865]

約数ペア:

[(1, 71495865), (3, 23831955), (5, 14299173), (7, 10213695), (9, 7943985), (15, 4766391), (21, 3404565), (27, 2647995), (35, 2042739), (45, 1588797), (63, 1134855), (81, 882665), (105, 680913), (135, 529599), (189, 378285), (315, 226971), (405, 176533), (567, 126095), (945, 75657), (2835, 25219)]