221389530

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{251}}^1\times {\mathrm{29401}}^1$

素因数の和:29662

約数の個数: 32

約数和(自身を含む): 533469888

約数和(自身を除く): 312080358

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 251, 502, 753, 1255, 1506, 2510, 3765, 7530, 29401, 58802, 88203, 147005, 176406, 294010, 441015, 882030, 7379651, 14759302, 22138953, 36898255, 44277906, 73796510, 110694765, 221389530]

約数ペア:

[(1, 221389530), (2, 110694765), (3, 73796510), (5, 44277906), (6, 36898255), (10, 22138953), (15, 14759302), (30, 7379651), (251, 882030), (502, 441015), (753, 294010), (1255, 176406), (1506, 147005), (2510, 88203), (3765, 58802), (7530, 29401)]