39901281

素因数分解:

$3^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{89}}^1\times {\mathrm{577}}^1$

素因数の和:713

約数の個数: 32

約数和(自身を含む): 63256320

約数和(自身を除く): 23355039

約数列:

[1, 3, 7, 21, 37, 89, 111, 259, 267, 577, 623, 777, 1731, 1869, 3293, 4039, 9879, 12117, 21349, 23051, 51353, 64047, 69153, 149443, 154059, 359471, 448329, 1078413, 1900061, 5700183, 13300427, 39901281]

約数ペア:

[(1, 39901281), (3, 13300427), (7, 5700183), (21, 1900061), (37, 1078413), (89, 448329), (111, 359471), (259, 154059), (267, 149443), (577, 69153), (623, 64047), (777, 51353), (1731, 23051), (1869, 21349), (3293, 12117), (4039, 9879)]