12071213

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{223}}^1$

素因数の和:297

約数の個数: 32

約数和(自身を含む): 16343040

約数和(自身を除く): 4271827

約数列:

[1, 7, 11, 19, 37, 77, 133, 209, 223, 259, 407, 703, 1463, 1561, 2453, 2849, 4237, 4921, 7733, 8251, 17171, 29659, 46607, 54131, 57757, 90761, 156769, 326249, 635327, 1097383, 1724459, 12071213]

約数ペア:

[(1, 12071213), (7, 1724459), (11, 1097383), (19, 635327), (37, 326249), (77, 156769), (133, 90761), (209, 57757), (223, 54131), (259, 46607), (407, 29659), (703, 17171), (1463, 8251), (1561, 7733), (2453, 4921), (2849, 4237)]