16627919

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{229}}^1$

素因数の和:311

約数の個数: 32

約数和(自身を含む): 22256640

約数和(自身を除く): 5628721

約数列:

[1, 7, 11, 23, 41, 77, 161, 229, 253, 287, 451, 943, 1603, 1771, 2519, 3157, 5267, 6601, 9389, 10373, 17633, 36869, 57937, 65723, 72611, 103279, 215947, 405559, 722953, 1511629, 2375417, 16627919]

約数ペア:

[(1, 16627919), (7, 2375417), (11, 1511629), (23, 722953), (41, 405559), (77, 215947), (161, 103279), (229, 72611), (253, 65723), (287, 57937), (451, 36869), (943, 17633), (1603, 10373), (1771, 9389), (2519, 6601), (3157, 5267)]