210918906

素因数分解:

$2^1\times 3^2\times {\mathrm{11}}^1\times {\mathrm{53}}^1\times {\mathrm{101}}^1\times {\mathrm{199}}^1$

素因数の和:372

約数の個数: 96

約数和(自身を含む): 515548800

約数和(自身を除く): 304629894

約数列:

[1, 2, 3, 6, 9, 11, 18, 22, 33, 53, 66, 99, 101, 106, 159, 198, 199, 202, 303, 318, 398, 477, 583, 597, 606, 909, 954, 1111, 1166, 1194, 1749, 1791, 1818, 2189, 2222, 3333, 3498, 3582, 4378, 5247, 5353, 6567, 6666, 9999, 10494, 10547, 10706, 13134, 16059, 19701, 19998, 20099, 21094, 31641, 32118, 39402, 40198, 48177, 58883, 60297, 63282, 94923, 96354, 116017, 117766, 120594, 176649, 180891, 189846, 221089, 232034, 348051, 353298, 361782, 442178, 529947, 663267, 696102, 1044153, 1059894, 1065247, 1326534, 1989801, 2088306, 2130494, 3195741, 3979602, 6391482, 9587223, 11717717, 19174446, 23435434, 35153151, 70306302, 105459453, 210918906]

約数ペア:

[(1, 210918906), (2, 105459453), (3, 70306302), (6, 35153151), (9, 23435434), (11, 19174446), (18, 11717717), (22, 9587223), (33, 6391482), (53, 3979602), (66, 3195741), (99, 2130494), (101, 2088306), (106, 1989801), (159, 1326534), (198, 1065247), (199, 1059894), (202, 1044153), (303, 696102), (318, 663267), (398, 529947), (477, 442178), (583, 361782), (597, 353298), (606, 348051), (909, 232034), (954, 221089), (1111, 189846), (1166, 180891), (1194, 176649), (1749, 120594), (1791, 117766), (1818, 116017), (2189, 96354), (2222, 94923), (3333, 63282), (3498, 60297), (3582, 58883), (4378, 48177), (5247, 40198), (5353, 39402), (6567, 32118), (6666, 31641), (9999, 21094), (10494, 20099), (10547, 19998), (10706, 19701), (13134, 16059)]