28699055

素因数分解:

$5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{463}}^1$

素因数の和:516

約数の個数: 48

約数和(自身を含む): 45702144

約数和(自身を除く): 17003089

約数列:

[1, 5, 7, 11, 23, 35, 49, 55, 77, 115, 161, 245, 253, 385, 463, 539, 805, 1127, 1265, 1771, 2315, 2695, 3241, 5093, 5635, 8855, 10649, 12397, 16205, 22687, 25465, 35651, 53245, 61985, 74543, 113435, 117139, 178255, 249557, 372715, 521801, 585695, 819973, 1247785, 2609005, 4099865, 5739811, 28699055]

約数ペア:

[(1, 28699055), (5, 5739811), (7, 4099865), (11, 2609005), (23, 1247785), (35, 819973), (49, 585695), (55, 521801), (77, 372715), (115, 249557), (161, 178255), (245, 117139), (253, 113435), (385, 74543), (463, 61985), (539, 53245), (805, 35651), (1127, 25465), (1265, 22687), (1771, 16205), (2315, 12397), (2695, 10649), (3241, 8855), (5093, 5635)]