221445011487

素因数分解:

$3^1\times 7^1\times {\mathrm{7853}}^1\times {\mathrm{1342799}}^1$

素因数の和:1350662

約数の個数: 16

約数和(自身を含む): 337483238400

約数和(自身を除く): 116038226913

約数列:

[1, 3, 7, 21, 7853, 23559, 54971, 164913, 1342799, 4028397, 9399593, 28198779, 10545000547, 31635001641, 73815003829, 221445011487]

約数ペア:

[(1, 221445011487), (3, 73815003829), (7, 31635001641), (21, 10545000547), (7853, 28198779), (23559, 9399593), (54971, 4028397), (164913, 1342799)]