209225646

素因数分解:

$2^1\times 3^3\times 7^1\times {\mathrm{553507}}^1$

素因数の和:553525

約数の個数: 32

約数和(自身を含む): 531367680

約数和(自身を除く): 322142034

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 42, 54, 63, 126, 189, 378, 553507, 1107014, 1660521, 3321042, 3874549, 4981563, 7749098, 9963126, 11623647, 14944689, 23247294, 29889378, 34870941, 69741882, 104612823, 209225646]

約数ペア:

[(1, 209225646), (2, 104612823), (3, 69741882), (6, 34870941), (7, 29889378), (9, 23247294), (14, 14944689), (18, 11623647), (21, 9963126), (27, 7749098), (42, 4981563), (54, 3874549), (63, 3321042), (126, 1660521), (189, 1107014), (378, 553507)]