1290856

素因数分解:

$2^3\times 7^2\times {\mathrm{37}}^1\times {\mathrm{89}}^1$

素因数の和:146

約数の個数: 48

約数和(自身を含む): 2924100

約数和(自身を除く): 1633244

約数列:

[1, 2, 4, 7, 8, 14, 28, 37, 49, 56, 74, 89, 98, 148, 178, 196, 259, 296, 356, 392, 518, 623, 712, 1036, 1246, 1813, 2072, 2492, 3293, 3626, 4361, 4984, 6586, 7252, 8722, 13172, 14504, 17444, 23051, 26344, 34888, 46102, 92204, 161357, 184408, 322714, 645428, 1290856]

約数ペア:

[(1, 1290856), (2, 645428), (4, 322714), (7, 184408), (8, 161357), (14, 92204), (28, 46102), (37, 34888), (49, 26344), (56, 23051), (74, 17444), (89, 14504), (98, 13172), (148, 8722), (178, 7252), (196, 6586), (259, 4984), (296, 4361), (356, 3626), (392, 3293), (518, 2492), (623, 2072), (712, 1813), (1036, 1246)]