254927085

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{2411}}^1$

素因数の和:2498

約数の個数: 64

約数和(自身を含む): 500152320

約数和(自身を除く): 245225235

約数列:

[1, 3, 5, 7, 15, 19, 21, 35, 53, 57, 95, 105, 133, 159, 265, 285, 371, 399, 665, 795, 1007, 1113, 1855, 1995, 2411, 3021, 5035, 5565, 7049, 7233, 12055, 15105, 16877, 21147, 35245, 36165, 45809, 50631, 84385, 105735, 127783, 137427, 229045, 253155, 320663, 383349, 638915, 687135, 894481, 961989, 1603315, 1916745, 2427877, 2683443, 4472405, 4809945, 7283631, 12139385, 13417215, 16995139, 36418155, 50985417, 84975695, 254927085]

約数ペア:

[(1, 254927085), (3, 84975695), (5, 50985417), (7, 36418155), (15, 16995139), (19, 13417215), (21, 12139385), (35, 7283631), (53, 4809945), (57, 4472405), (95, 2683443), (105, 2427877), (133, 1916745), (159, 1603315), (265, 961989), (285, 894481), (371, 687135), (399, 638915), (665, 383349), (795, 320663), (1007, 253155), (1113, 229045), (1855, 137427), (1995, 127783), (2411, 105735), (3021, 84385), (5035, 50631), (5565, 45809), (7049, 36165), (7233, 35245), (12055, 21147), (15105, 16877)]