255389618

素因数分解:

$2^1\times {\mathrm{11}}^3\times {\mathrm{197}}^1\times {\mathrm{487}}^1$

素因数の和:719

約数の個数: 32

約数和(自身を含む): 424372608

約数和(自身を除く): 168982990

約数列:

[1, 2, 11, 22, 121, 197, 242, 394, 487, 974, 1331, 2167, 2662, 4334, 5357, 10714, 23837, 47674, 58927, 95939, 117854, 191878, 262207, 524414, 648197, 1055329, 1296394, 2110658, 11608619, 23217238, 127694809, 255389618]

約数ペア:

[(1, 255389618), (2, 127694809), (11, 23217238), (22, 11608619), (121, 2110658), (197, 1296394), (242, 1055329), (394, 648197), (487, 524414), (974, 262207), (1331, 191878), (2167, 117854), (2662, 95939), (4334, 58927), (5357, 47674), (10714, 23837)]