2930484487

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{127}}^1\times {\mathrm{251}}^1\times {\mathrm{571}}^1$

素因数の和:979

約数の個数: 32

約数和(自身を含む): 3542482944

約数和(自身を除く): 611998457

約数列:

[1, 7, 23, 127, 161, 251, 571, 889, 1757, 2921, 3997, 5773, 13133, 20447, 31877, 40411, 72517, 91931, 143321, 223139, 507619, 733171, 1003247, 1667891, 3296383, 5132197, 11675237, 18201767, 23074681, 127412369, 418640641, 2930484487]

約数ペア:

[(1, 2930484487), (7, 418640641), (23, 127412369), (127, 23074681), (161, 18201767), (251, 11675237), (571, 5132197), (889, 3296383), (1757, 1667891), (2921, 1003247), (3997, 733171), (5773, 507619), (13133, 223139), (20447, 143321), (31877, 91931), (40411, 72517)]