9887355

素因数分解:

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

素因数の和:308

約数の個数: 48

約数和(自身を含む): 18398016

約数和(自身を除く): 8510661

約数列:

[1, 3, 5, 9, 15, 23, 41, 45, 69, 115, 123, 205, 207, 233, 345, 369, 615, 699, 943, 1035, 1165, 1845, 2097, 2829, 3495, 4715, 5359, 8487, 9553, 10485, 14145, 16077, 26795, 28659, 42435, 47765, 48231, 80385, 85977, 143295, 219719, 241155, 429885, 659157, 1098595, 1977471, 3295785, 9887355]

約数ペア:

[(1, 9887355), (3, 3295785), (5, 1977471), (9, 1098595), (15, 659157), (23, 429885), (41, 241155), (45, 219719), (69, 143295), (115, 85977), (123, 80385), (205, 48231), (207, 47765), (233, 42435), (345, 28659), (369, 26795), (615, 16077), (699, 14145), (943, 10485), (1035, 9553), (1165, 8487), (1845, 5359), (2097, 4715), (2829, 3495)]