9581409

素因数分解:

$3^4\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{139}}^1$

素因数の和:211

約数の個数: 40

約数和(自身を含む): 15449280

約数和(自身を除く): 5867871

約数列:

[1, 3, 9, 23, 27, 37, 69, 81, 111, 139, 207, 333, 417, 621, 851, 999, 1251, 1863, 2553, 2997, 3197, 3753, 5143, 7659, 9591, 11259, 15429, 22977, 28773, 46287, 68931, 86319, 118289, 138861, 258957, 354867, 416583, 1064601, 3193803, 9581409]

約数ペア:

[(1, 9581409), (3, 3193803), (9, 1064601), (23, 416583), (27, 354867), (37, 258957), (69, 138861), (81, 118289), (111, 86319), (139, 68931), (207, 46287), (333, 28773), (417, 22977), (621, 15429), (851, 11259), (999, 9591), (1251, 7659), (1863, 5143), (2553, 3753), (2997, 3197)]