137174947

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{131}}^1\times {\mathrm{311}}^1$

素因数の和:499

約数の個数: 32

約数和(自身を含む): 175279104

約数和(自身を除く): 38104157

約数列:

[1, 7, 13, 37, 91, 131, 259, 311, 481, 917, 1703, 2177, 3367, 4043, 4847, 11507, 11921, 28301, 33929, 40741, 63011, 80549, 149591, 285187, 441077, 529633, 1047137, 1507417, 3707431, 10551919, 19596421, 137174947]

約数ペア:

[(1, 137174947), (7, 19596421), (13, 10551919), (37, 3707431), (91, 1507417), (131, 1047137), (259, 529633), (311, 441077), (481, 285187), (917, 149591), (1703, 80549), (2177, 63011), (3367, 40741), (4043, 33929), (4847, 28301), (11507, 11921)]