71521996

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{8543}}^1$

素因数の和:8590

約数の個数: 48

約数和(自身を含む): 160763904

約数和(自身を除く): 89241908

約数列:

[1, 2, 4, 7, 13, 14, 23, 26, 28, 46, 52, 91, 92, 161, 182, 299, 322, 364, 598, 644, 1196, 2093, 4186, 8372, 8543, 17086, 34172, 59801, 111059, 119602, 196489, 222118, 239204, 392978, 444236, 777413, 785956, 1375423, 1554826, 2554357, 2750846, 3109652, 5108714, 5501692, 10217428, 17880499, 35760998, 71521996]

約数ペア:

[(1, 71521996), (2, 35760998), (4, 17880499), (7, 10217428), (13, 5501692), (14, 5108714), (23, 3109652), (26, 2750846), (28, 2554357), (46, 1554826), (52, 1375423), (91, 785956), (92, 777413), (161, 444236), (182, 392978), (299, 239204), (322, 222118), (364, 196489), (598, 119602), (644, 111059), (1196, 59801), (2093, 34172), (4186, 17086), (8372, 8543)]