217445284

素因数分解:

$2^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{67}}^1\times {\mathrm{3739}}^1$

素因数の和:3848

約数の個数: 48

約数和(自身を含む): 455741440

約数和(自身を除く): 238296156

約数列:

[1, 2, 4, 7, 14, 28, 31, 62, 67, 124, 134, 217, 268, 434, 469, 868, 938, 1876, 2077, 3739, 4154, 7478, 8308, 14539, 14956, 26173, 29078, 52346, 58156, 104692, 115909, 231818, 250513, 463636, 501026, 811363, 1002052, 1622726, 1753591, 3245452, 3507182, 7014364, 7765903, 15531806, 31063612, 54361321, 108722642, 217445284]

約数ペア:

[(1, 217445284), (2, 108722642), (4, 54361321), (7, 31063612), (14, 15531806), (28, 7765903), (31, 7014364), (62, 3507182), (67, 3245452), (124, 1753591), (134, 1622726), (217, 1002052), (268, 811363), (434, 501026), (469, 463636), (868, 250513), (938, 231818), (1876, 115909), (2077, 104692), (3739, 58156), (4154, 52346), (7478, 29078), (8308, 26173), (14539, 14956)]