221158223

素因数分解:

${\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{67}}^1\times {\mathrm{563}}^1$

素因数の和:695

約数の個数: 32

約数和(自身を含む): 270611712

約数和(自身を除く): 49453489

約数列:

[1, 11, 13, 41, 67, 143, 451, 533, 563, 737, 871, 2747, 5863, 6193, 7319, 9581, 23083, 30217, 35711, 37721, 80509, 253913, 300079, 392821, 414931, 490373, 1546561, 3300869, 5394103, 17012171, 20105293, 221158223]

約数ペア:

[(1, 221158223), (11, 20105293), (13, 17012171), (41, 5394103), (67, 3300869), (143, 1546561), (451, 490373), (533, 414931), (563, 392821), (737, 300079), (871, 253913), (2747, 80509), (5863, 37721), (6193, 35711), (7319, 30217), (9581, 23083)]