190904553

素因数分解:

$3^3\times 7^1\times {\mathrm{47}}^1\times {\mathrm{21491}}^1$

素因数の和:21554

約数の個数: 32

約数和(自身を含む): 330117120

約数和(自身を除く): 139212567

約数列:

[1, 3, 7, 9, 21, 27, 47, 63, 141, 189, 329, 423, 987, 1269, 2961, 8883, 21491, 64473, 150437, 193419, 451311, 580257, 1010077, 1353933, 3030231, 4061799, 7070539, 9090693, 21211617, 27272079, 63634851, 190904553]

約数ペア:

[(1, 190904553), (3, 63634851), (7, 27272079), (9, 21211617), (21, 9090693), (27, 7070539), (47, 4061799), (63, 3030231), (141, 1353933), (189, 1010077), (329, 580257), (423, 451311), (987, 193419), (1269, 150437), (2961, 64473), (8883, 21491)]