214922721

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{10457}}^1$

素因数の和:10521

約数の個数: 32

約数和(自身を含む): 337333248

約数和(自身を除く): 122410527

約数列:

[1, 3, 13, 17, 31, 39, 51, 93, 221, 403, 527, 663, 1209, 1581, 6851, 10457, 20553, 31371, 135941, 177769, 324167, 407823, 533307, 972501, 2310997, 4214171, 5510839, 6932991, 12642513, 16532517, 71640907, 214922721]

約数ペア:

[(1, 214922721), (3, 71640907), (13, 16532517), (17, 12642513), (31, 6932991), (39, 5510839), (51, 4214171), (93, 2310997), (221, 972501), (403, 533307), (527, 407823), (663, 324167), (1209, 177769), (1581, 135941), (6851, 31371), (10457, 20553)]