30872961

素因数分解:

$3^3\times 7^1\times {\mathrm{379}}^1\times {\mathrm{431}}^1$

素因数の和:826

約数の個数: 32

約数和(自身を含む): 52531200

約数和(自身を除く): 21658239

約数列:

[1, 3, 7, 9, 21, 27, 63, 189, 379, 431, 1137, 1293, 2653, 3017, 3411, 3879, 7959, 9051, 10233, 11637, 23877, 27153, 71631, 81459, 163349, 490047, 1143443, 1470141, 3430329, 4410423, 10290987, 30872961]

約数ペア:

[(1, 30872961), (3, 10290987), (7, 4410423), (9, 3430329), (21, 1470141), (27, 1143443), (63, 490047), (189, 163349), (379, 81459), (431, 71631), (1137, 27153), (1293, 23877), (2653, 11637), (3017, 10233), (3411, 9051), (3879, 7959)]