30195921

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{75679}}^1$

素因数の和:75708

約数の個数: 16

約数和(自身を含む): 48435200

約数和(自身を除く): 18239279

約数列:

[1, 3, 7, 19, 21, 57, 133, 399, 75679, 227037, 529753, 1437901, 1589259, 4313703, 10065307, 30195921]

約数ペア:

[(1, 30195921), (3, 10065307), (7, 4313703), (19, 1589259), (21, 1437901), (57, 529753), (133, 227037), (399, 75679)]