210645981

素因数分解:

$3^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{85733}}^1$

素因数の和:85762

約数の個数: 32

約数和(自身を含む): 384088320

約数和(自身を除く): 173442339

約数列:

[1, 3, 7, 9, 13, 21, 27, 39, 63, 91, 117, 189, 273, 351, 819, 2457, 85733, 257199, 600131, 771597, 1114529, 1800393, 2314791, 3343587, 5401179, 7801703, 10030761, 16203537, 23405109, 30092283, 70215327, 210645981]

約数ペア:

[(1, 210645981), (3, 70215327), (7, 30092283), (9, 23405109), (13, 16203537), (21, 10030761), (27, 7801703), (39, 5401179), (63, 3343587), (91, 2314791), (117, 1800393), (189, 1114529), (273, 771597), (351, 600131), (819, 257199), (2457, 85733)]