16478925

素因数分解:

$3^1\times 5^2\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{233}}^1$

素因数の和:310

約数の個数: 48

約数和(自身を含む): 29248128

約数和(自身を除く): 12769203

約数列:

[1, 3, 5, 15, 23, 25, 41, 69, 75, 115, 123, 205, 233, 345, 575, 615, 699, 943, 1025, 1165, 1725, 2829, 3075, 3495, 4715, 5359, 5825, 9553, 14145, 16077, 17475, 23575, 26795, 28659, 47765, 70725, 80385, 133975, 143295, 219719, 238825, 401925, 659157, 716475, 1098595, 3295785, 5492975, 16478925]

約数ペア:

[(1, 16478925), (3, 5492975), (5, 3295785), (15, 1098595), (23, 716475), (25, 659157), (41, 401925), (69, 238825), (75, 219719), (115, 143295), (123, 133975), (205, 80385), (233, 70725), (345, 47765), (575, 28659), (615, 26795), (699, 23575), (943, 17475), (1025, 16077), (1165, 14145), (1725, 9553), (2829, 5825), (3075, 5359), (3495, 4715)]