28993575

素因数分解:

$3^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{131}}^1\times {\mathrm{227}}^1$

素因数の和:384

約数の個数: 48

約数和(自身を含む): 52246656

約数和(自身を除く): 23253081

約数列:

[1, 3, 5, 13, 15, 25, 39, 65, 75, 131, 195, 227, 325, 393, 655, 681, 975, 1135, 1703, 1965, 2951, 3275, 3405, 5109, 5675, 8515, 8853, 9825, 14755, 17025, 25545, 29737, 42575, 44265, 73775, 89211, 127725, 148685, 221325, 386581, 446055, 743425, 1159743, 1932905, 2230275, 5798715, 9664525, 28993575]

約数ペア:

[(1, 28993575), (3, 9664525), (5, 5798715), (13, 2230275), (15, 1932905), (25, 1159743), (39, 743425), (65, 446055), (75, 386581), (131, 221325), (195, 148685), (227, 127725), (325, 89211), (393, 73775), (655, 44265), (681, 42575), (975, 29737), (1135, 25545), (1703, 17025), (1965, 14755), (2951, 9825), (3275, 8853), (3405, 8515), (5109, 5675)]