213296356

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{30841}}^1$

素因数の和:30884

約数の個数: 48

約数和(自身を含む): 483602560

約数和(自身を除く): 270306204

約数列:

[1, 2, 4, 7, 13, 14, 19, 26, 28, 38, 52, 76, 91, 133, 182, 247, 266, 364, 494, 532, 988, 1729, 3458, 6916, 30841, 61682, 123364, 215887, 400933, 431774, 585979, 801866, 863548, 1171958, 1603732, 2343916, 2806531, 4101853, 5613062, 7617727, 8203706, 11226124, 15235454, 16407412, 30470908, 53324089, 106648178, 213296356]

約数ペア:

[(1, 213296356), (2, 106648178), (4, 53324089), (7, 30470908), (13, 16407412), (14, 15235454), (19, 11226124), (26, 8203706), (28, 7617727), (38, 5613062), (52, 4101853), (76, 2806531), (91, 2343916), (133, 1603732), (182, 1171958), (247, 863548), (266, 801866), (364, 585979), (494, 431774), (532, 400933), (988, 215887), (1729, 123364), (3458, 61682), (6916, 30841)]