216452886

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{179}}^1\times {\mathrm{419}}^1$

素因数の和:653

約数の個数: 64

約数和(自身を含む): 482630400

約数和(自身を除く): 266177514

約数列:

[1, 2, 3, 6, 13, 26, 37, 39, 74, 78, 111, 179, 222, 358, 419, 481, 537, 838, 962, 1074, 1257, 1443, 2327, 2514, 2886, 4654, 5447, 6623, 6981, 10894, 13246, 13962, 15503, 16341, 19869, 31006, 32682, 39738, 46509, 75001, 86099, 93018, 150002, 172198, 201539, 225003, 258297, 403078, 450006, 516594, 604617, 975013, 1209234, 1950026, 2775037, 2925039, 5550074, 5850078, 8325111, 16650222, 36075481, 72150962, 108226443, 216452886]

約数ペア:

[(1, 216452886), (2, 108226443), (3, 72150962), (6, 36075481), (13, 16650222), (26, 8325111), (37, 5850078), (39, 5550074), (74, 2925039), (78, 2775037), (111, 1950026), (179, 1209234), (222, 975013), (358, 604617), (419, 516594), (481, 450006), (537, 403078), (838, 258297), (962, 225003), (1074, 201539), (1257, 172198), (1443, 150002), (2327, 93018), (2514, 86099), (2886, 75001), (4654, 46509), (5447, 39738), (6623, 32682), (6981, 31006), (10894, 19869), (13246, 16341), (13962, 15503)]