76728123

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{503}}^1\times {\mathrm{997}}^1$

素因数の和:1523

約数の個数: 24

約数和(自身を含む): 117700128

約数和(自身を除く): 40972005

約数列:

[1, 3, 9, 17, 51, 153, 503, 997, 1509, 2991, 4527, 8551, 8973, 16949, 25653, 50847, 76959, 152541, 501491, 1504473, 4513419, 8525347, 25576041, 76728123]

約数ペア:

[(1, 76728123), (3, 25576041), (9, 8525347), (17, 4513419), (51, 1504473), (153, 501491), (503, 152541), (997, 76959), (1509, 50847), (2991, 25653), (4527, 16949), (8551, 8973)]