211319316

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{26561}}^1$

素因数の和:26601

約数の個数: 72

約数和(自身を含む): 609119784

約数和(自身を除く): 397800468

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 17, 18, 26, 34, 36, 39, 51, 52, 68, 78, 102, 117, 153, 156, 204, 221, 234, 306, 442, 468, 612, 663, 884, 1326, 1989, 2652, 3978, 7956, 26561, 53122, 79683, 106244, 159366, 239049, 318732, 345293, 451537, 478098, 690586, 903074, 956196, 1035879, 1354611, 1381172, 1806148, 2071758, 2709222, 3107637, 4063833, 4143516, 5418444, 5869981, 6215274, 8127666, 11739962, 12430548, 16255332, 17609943, 23479924, 35219886, 52829829, 70439772, 105659658, 211319316]

約数ペア:

[(1, 211319316), (2, 105659658), (3, 70439772), (4, 52829829), (6, 35219886), (9, 23479924), (12, 17609943), (13, 16255332), (17, 12430548), (18, 11739962), (26, 8127666), (34, 6215274), (36, 5869981), (39, 5418444), (51, 4143516), (52, 4063833), (68, 3107637), (78, 2709222), (102, 2071758), (117, 1806148), (153, 1381172), (156, 1354611), (204, 1035879), (221, 956196), (234, 903074), (306, 690586), (442, 478098), (468, 451537), (612, 345293), (663, 318732), (884, 239049), (1326, 159366), (1989, 106244), (2652, 79683), (3978, 53122), (7956, 26561)]