201721806

素因数分解:

$2^1\times 3^3\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{151}}^1\times {\mathrm{173}}^1$

素因数の和:359

約数の個数: 128

約数和(自身を含む): 533191680

約数和(自身を除く): 331469874

約数列:

[1, 2, 3, 6, 9, 11, 13, 18, 22, 26, 27, 33, 39, 54, 66, 78, 99, 117, 143, 151, 173, 198, 234, 286, 297, 302, 346, 351, 429, 453, 519, 594, 702, 858, 906, 1038, 1287, 1359, 1557, 1661, 1903, 1963, 2249, 2574, 2718, 3114, 3322, 3806, 3861, 3926, 4077, 4498, 4671, 4983, 5709, 5889, 6747, 7722, 8154, 9342, 9966, 11418, 11778, 13494, 14949, 17127, 17667, 20241, 21593, 24739, 26123, 29898, 34254, 35334, 40482, 43186, 44847, 49478, 51381, 52246, 53001, 60723, 64779, 74217, 78369, 89694, 102762, 106002, 121446, 129558, 148434, 156738, 194337, 222651, 235107, 287353, 339599, 388674, 445302, 470214, 574706, 583011, 667953, 679198, 705321, 862059, 1018797, 1166022, 1335906, 1410642, 1724118, 2037594, 2586177, 3056391, 3735589, 5172354, 6112782, 7471178, 7758531, 9169173, 11206767, 15517062, 18338346, 22413534, 33620301, 67240602, 100860903, 201721806]

約数ペア:

[(1, 201721806), (2, 100860903), (3, 67240602), (6, 33620301), (9, 22413534), (11, 18338346), (13, 15517062), (18, 11206767), (22, 9169173), (26, 7758531), (27, 7471178), (33, 6112782), (39, 5172354), (54, 3735589), (66, 3056391), (78, 2586177), (99, 2037594), (117, 1724118), (143, 1410642), (151, 1335906), (173, 1166022), (198, 1018797), (234, 862059), (286, 705321), (297, 679198), (302, 667953), (346, 583011), (351, 574706), (429, 470214), (453, 445302), (519, 388674), (594, 339599), (702, 287353), (858, 235107), (906, 222651), (1038, 194337), (1287, 156738), (1359, 148434), (1557, 129558), (1661, 121446), (1903, 106002), (1963, 102762), (2249, 89694), (2574, 78369), (2718, 74217), (3114, 64779), (3322, 60723), (3806, 53001), (3861, 52246), (3926, 51381), (4077, 49478), (4498, 44847), (4671, 43186), (4983, 40482), (5709, 35334), (5889, 34254), (6747, 29898), (7722, 26123), (8154, 24739), (9342, 21593), (9966, 20241), (11418, 17667), (11778, 17127), (13494, 14949)]