57120938

素因数分解:

$2^1\times 7^1\times {\mathrm{139}}^1\times {\mathrm{149}}^1\times {\mathrm{197}}^1$

素因数の和:494

約数の個数: 32

約数和(自身を含む): 99792000

約数和(自身を除く): 42671062

約数列:

[1, 2, 7, 14, 139, 149, 197, 278, 298, 394, 973, 1043, 1379, 1946, 2086, 2758, 20711, 27383, 29353, 41422, 54766, 58706, 144977, 191681, 205471, 289954, 383362, 410942, 4080067, 8160134, 28560469, 57120938]

約数ペア:

[(1, 57120938), (2, 28560469), (7, 8160134), (14, 4080067), (139, 410942), (149, 383362), (197, 289954), (278, 205471), (298, 191681), (394, 144977), (973, 58706), (1043, 54766), (1379, 41422), (1946, 29353), (2086, 27383), (2758, 20711)]