208647738

素因数分解:

$2^1\times 3^4\times {\mathrm{13}}^2\times {\mathrm{7621}}^1$

素因数の和:7661

約数の個数: 60

約数和(自身を含む): 506321838

約数和(自身を除く): 297674100

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 27, 39, 54, 78, 81, 117, 162, 169, 234, 338, 351, 507, 702, 1014, 1053, 1521, 2106, 3042, 4563, 7621, 9126, 13689, 15242, 22863, 27378, 45726, 68589, 99073, 137178, 198146, 205767, 297219, 411534, 594438, 617301, 891657, 1234602, 1287949, 1783314, 2575898, 2674971, 3863847, 5349942, 7727694, 8024913, 11591541, 16049826, 23183082, 34774623, 69549246, 104323869, 208647738]

約数ペア:

[(1, 208647738), (2, 104323869), (3, 69549246), (6, 34774623), (9, 23183082), (13, 16049826), (18, 11591541), (26, 8024913), (27, 7727694), (39, 5349942), (54, 3863847), (78, 2674971), (81, 2575898), (117, 1783314), (162, 1287949), (169, 1234602), (234, 891657), (338, 617301), (351, 594438), (507, 411534), (702, 297219), (1014, 205767), (1053, 198146), (1521, 137178), (2106, 99073), (3042, 68589), (4563, 45726), (7621, 27378), (9126, 22863), (13689, 15242)]