721527768

素因数分解:

$2^3\times 3^2\times {\mathrm{13}}^1\times {\mathrm{770863}}^1$

素因数の和:770888

約数の個数: 48

約数和(自身を含む): 2104458720

約数和(自身を除く): 1382930952

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 18, 24, 26, 36, 39, 52, 72, 78, 104, 117, 156, 234, 312, 468, 936, 770863, 1541726, 2312589, 3083452, 4625178, 6166904, 6937767, 9250356, 10021219, 13875534, 18500712, 20042438, 27751068, 30063657, 40084876, 55502136, 60127314, 80169752, 90190971, 120254628, 180381942, 240509256, 360763884, 721527768]

約数ペア:

[(1, 721527768), (2, 360763884), (3, 240509256), (4, 180381942), (6, 120254628), (8, 90190971), (9, 80169752), (12, 60127314), (13, 55502136), (18, 40084876), (24, 30063657), (26, 27751068), (36, 20042438), (39, 18500712), (52, 13875534), (72, 10021219), (78, 9250356), (104, 6937767), (117, 6166904), (156, 4625178), (234, 3083452), (312, 2312589), (468, 1541726), (936, 770863)]