127777755

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{19}}^2\times {\mathrm{3371}}^1$

素因数の和:3424

約数の個数: 48

約数和(自身を含む): 246668544

約数和(自身を除く): 118890789

約数列:

[1, 3, 5, 7, 15, 19, 21, 35, 57, 95, 105, 133, 285, 361, 399, 665, 1083, 1805, 1995, 2527, 3371, 5415, 7581, 10113, 12635, 16855, 23597, 37905, 50565, 64049, 70791, 117985, 192147, 320245, 353955, 448343, 960735, 1216931, 1345029, 2241715, 3650793, 6084655, 6725145, 8518517, 18253965, 25555551, 42592585, 127777755]

約数ペア:

[(1, 127777755), (3, 42592585), (5, 25555551), (7, 18253965), (15, 8518517), (19, 6725145), (21, 6084655), (35, 3650793), (57, 2241715), (95, 1345029), (105, 1216931), (133, 960735), (285, 448343), (361, 353955), (399, 320245), (665, 192147), (1083, 117985), (1805, 70791), (1995, 64049), (2527, 50565), (3371, 37905), (5415, 23597), (7581, 16855), (10113, 12635)]