28298229

素因数分解:

$3^1\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{59}}^1\times {\mathrm{149}}^1$

素因数の和:277

約数の個数: 32

約数和(自身を含む): 41040000

約数和(自身を除く): 12741771

約数列:

[1, 3, 29, 37, 59, 87, 111, 149, 177, 447, 1073, 1711, 2183, 3219, 4321, 5133, 5513, 6549, 8791, 12963, 16539, 26373, 63307, 159877, 189921, 254939, 325267, 479631, 764817, 975801, 9432743, 28298229]

約数ペア:

[(1, 28298229), (3, 9432743), (29, 975801), (37, 764817), (59, 479631), (87, 325267), (111, 254939), (149, 189921), (177, 159877), (447, 63307), (1073, 26373), (1711, 16539), (2183, 12963), (3219, 8791), (4321, 6549), (5133, 5513)]