218694539

素因数分解:

$7^1\times {\mathrm{29}}^1\times {\mathrm{223}}^1\times {\mathrm{4831}}^1$

素因数の和:5090

約数の個数: 16

約数和(自身を含む): 259768320

約数和(自身を除く): 41073781

約数列:

[1, 7, 29, 203, 223, 1561, 4831, 6467, 33817, 45269, 140099, 980693, 1077313, 7541191, 31242077, 218694539]

約数ペア:

[(1, 218694539), (7, 31242077), (29, 7541191), (203, 1077313), (223, 980693), (1561, 140099), (4831, 45269), (6467, 33817)]