30426921

素因数分解:

$3^4\times 7^1\times {\mathrm{103}}^1\times {\mathrm{521}}^1$

素因数の和:643

約数の個数: 40

約数和(自身を含む): 52550784

約数和(自身を除く): 22123863

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 103, 189, 309, 521, 567, 721, 927, 1563, 2163, 2781, 3647, 4689, 6489, 8343, 10941, 14067, 19467, 32823, 42201, 53663, 58401, 98469, 160989, 295407, 375641, 482967, 1126923, 1448901, 3380769, 4346703, 10142307, 30426921]

約数ペア:

[(1, 30426921), (3, 10142307), (7, 4346703), (9, 3380769), (21, 1448901), (27, 1126923), (63, 482967), (81, 375641), (103, 295407), (189, 160989), (309, 98469), (521, 58401), (567, 53663), (721, 42201), (927, 32823), (1563, 19467), (2163, 14067), (2781, 10941), (3647, 8343), (4689, 6489)]