993328721

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{821}}^1\times {\mathrm{827}}^1$

素因数の和:1685

約数の個数: 32

約数和(自身を含む): 1306782720

約数和(自身を除く): 313453999

約数列:

[1, 7, 11, 19, 77, 133, 209, 821, 827, 1463, 5747, 5789, 9031, 9097, 15599, 15713, 63217, 63679, 109193, 109991, 171589, 172843, 678967, 1201123, 1209901, 4752769, 7468637, 12900373, 52280459, 90302611, 141904103, 993328721]

約数ペア:

[(1, 993328721), (7, 141904103), (11, 90302611), (19, 52280459), (77, 12900373), (133, 7468637), (209, 4752769), (821, 1209901), (827, 1201123), (1463, 678967), (5747, 172843), (5789, 171589), (9031, 109991), (9097, 109193), (15599, 63679), (15713, 63217)]