628753972

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{499}}^1\times {\mathrm{4091}}^1$

素因数の和:4612

約数の個数: 48

約数和(自身を含む): 1374912000

約数和(自身を除く): 746158028

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 77, 154, 308, 499, 998, 1996, 3493, 4091, 5489, 6986, 8182, 10978, 13972, 16364, 21956, 28637, 38423, 45001, 57274, 76846, 90002, 114548, 153692, 180004, 315007, 630014, 1260028, 2041409, 4082818, 8165636, 14289863, 22455499, 28579726, 44910998, 57159452, 89821996, 157188493, 314376986, 628753972]

約数ペア:

[(1, 628753972), (2, 314376986), (4, 157188493), (7, 89821996), (11, 57159452), (14, 44910998), (22, 28579726), (28, 22455499), (44, 14289863), (77, 8165636), (154, 4082818), (308, 2041409), (499, 1260028), (998, 630014), (1996, 315007), (3493, 180004), (4091, 153692), (5489, 114548), (6986, 90002), (8182, 76846), (10978, 57274), (13972, 45001), (16364, 38423), (21956, 28637)]