1239343756

素因数分解:

$2^2\times 7^1\times {\mathrm{67}}^1\times {\mathrm{281}}^1\times {\mathrm{2351}}^1$

素因数の和:2710

約数の個数: 48

約数和(自身を含む): 2525709312

約数和(自身を除く): 1286365556

約数列:

[1, 2, 4, 7, 14, 28, 67, 134, 268, 281, 469, 562, 938, 1124, 1876, 1967, 2351, 3934, 4702, 7868, 9404, 16457, 18827, 32914, 37654, 65828, 75308, 131789, 157517, 263578, 315034, 527156, 630068, 660631, 1102619, 1321262, 2205238, 2642524, 4410476, 4624417, 9248834, 18497668, 44262277, 88524554, 177049108, 309835939, 619671878, 1239343756]

約数ペア:

[(1, 1239343756), (2, 619671878), (4, 309835939), (7, 177049108), (14, 88524554), (28, 44262277), (67, 18497668), (134, 9248834), (268, 4624417), (281, 4410476), (469, 2642524), (562, 2205238), (938, 1321262), (1124, 1102619), (1876, 660631), (1967, 630068), (2351, 527156), (3934, 315034), (4702, 263578), (7868, 157517), (9404, 131789), (16457, 75308), (18827, 65828), (32914, 37654)]