223983361

素因数分解:

$7^2\times {\mathrm{23}}^2\times {\mathrm{8641}}^1$

素因数の和:8701

約数の個数: 18

約数和(自身を含む): 272404482

約数和(自身を除く): 48421121

約数列:

[1, 7, 23, 49, 161, 529, 1127, 3703, 8641, 25921, 60487, 198743, 423409, 1391201, 4571089, 9738407, 31997623, 223983361]

約数ペア:

[(1, 223983361), (7, 31997623), (23, 9738407), (49, 4571089), (161, 1391201), (529, 423409), (1127, 198743), (3703, 60487), (8641, 25921)]