28487964

素因数分解:

$2^2\times 3^1\times {\mathrm{157}}^1\times {\mathrm{15121}}^1$

素因数の和:15285

約数の個数: 24

約数和(自身を含む): 66899728

約数和(自身を除く): 38411764

約数列:

[1, 2, 3, 4, 6, 12, 157, 314, 471, 628, 942, 1884, 15121, 30242, 45363, 60484, 90726, 181452, 2373997, 4747994, 7121991, 9495988, 14243982, 28487964]

約数ペア:

[(1, 28487964), (2, 14243982), (3, 9495988), (4, 7121991), (6, 4747994), (12, 2373997), (157, 181452), (314, 90726), (471, 60484), (628, 45363), (942, 30242), (1884, 15121)]