12151139

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{199}}^1$

素因数の和:291

約数の個数: 32

約数和(自身を含む): 16665600

約数和(自身を除く): 4514461

約数列:

[1, 7, 11, 13, 61, 77, 91, 143, 199, 427, 671, 793, 1001, 1393, 2189, 2587, 4697, 5551, 8723, 12139, 15323, 18109, 28457, 61061, 84973, 133529, 157807, 199199, 934703, 1104649, 1735877, 12151139]

約数ペア:

[(1, 12151139), (7, 1735877), (11, 1104649), (13, 934703), (61, 199199), (77, 157807), (91, 133529), (143, 84973), (199, 61061), (427, 28457), (671, 18109), (793, 15323), (1001, 12139), (1393, 8723), (2189, 5551), (2587, 4697)]