347617790

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{103}}^1\times {\mathrm{1997}}^1$

素因数の和:2133

約数の個数: 48

約数和(自身を含む): 684466848

約数和(自身を除く): 336849058

約数列:

[1, 2, 5, 10, 13, 26, 65, 103, 130, 169, 206, 338, 515, 845, 1030, 1339, 1690, 1997, 2678, 3994, 6695, 9985, 13390, 17407, 19970, 25961, 34814, 51922, 87035, 129805, 174070, 205691, 259610, 337493, 411382, 674986, 1028455, 1687465, 2056910, 2673983, 3374930, 5347966, 13369915, 26739830, 34761779, 69523558, 173808895, 347617790]

約数ペア:

[(1, 347617790), (2, 173808895), (5, 69523558), (10, 34761779), (13, 26739830), (26, 13369915), (65, 5347966), (103, 3374930), (130, 2673983), (169, 2056910), (206, 1687465), (338, 1028455), (515, 674986), (845, 411382), (1030, 337493), (1339, 259610), (1690, 205691), (1997, 174070), (2678, 129805), (3994, 87035), (6695, 51922), (9985, 34814), (13390, 25961), (17407, 19970)]