28298131491

素因数分解:

$3^1\times 7^1\times {\mathrm{127}}^1\times {\mathrm{641}}^1\times {\mathrm{16553}}^1$

素因数の和:17331

約数の個数: 32

約数和(自身を含む): 43530928128

約数和(自身を除く): 15232796637

約数列:

[1, 3, 7, 21, 127, 381, 641, 889, 1923, 2667, 4487, 13461, 16553, 49659, 81407, 115871, 244221, 347613, 569849, 1709547, 2102231, 6306693, 10610473, 14715617, 31831419, 44146851, 74273311, 222819933, 1347530071, 4042590213, 9432710497, 28298131491]

約数ペア:

[(1, 28298131491), (3, 9432710497), (7, 4042590213), (21, 1347530071), (127, 222819933), (381, 74273311), (641, 44146851), (889, 31831419), (1923, 14715617), (2667, 10610473), (4487, 6306693), (13461, 2102231), (16553, 1709547), (49659, 569849), (81407, 347613), (115871, 244221)]