215056972

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{5309}}^1$

素因数の和:5386

約数の個数: 48

約数和(自身を含む): 437119200

約数和(自身を除く): 222062228

約数列:

[1, 2, 4, 13, 19, 26, 38, 41, 52, 76, 82, 164, 247, 494, 533, 779, 988, 1066, 1558, 2132, 3116, 5309, 10127, 10618, 20254, 21236, 40508, 69017, 100871, 138034, 201742, 217669, 276068, 403484, 435338, 870676, 1311323, 2622646, 2829697, 4135711, 5245292, 5659394, 8271422, 11318788, 16542844, 53764243, 107528486, 215056972]

約数ペア:

[(1, 215056972), (2, 107528486), (4, 53764243), (13, 16542844), (19, 11318788), (26, 8271422), (38, 5659394), (41, 5245292), (52, 4135711), (76, 2829697), (82, 2622646), (164, 1311323), (247, 870676), (494, 435338), (533, 403484), (779, 276068), (988, 217669), (1066, 201742), (1558, 138034), (2132, 100871), (3116, 69017), (5309, 40508), (10127, 21236), (10618, 20254)]