228621813

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{79}}^1\times {\mathrm{7253}}^1$

素因数の和:7361

約数の個数: 32

約数和(自身を含む): 371404800

約数和(自身を除く): 142782987

約数列:

[1, 3, 7, 19, 21, 57, 79, 133, 237, 399, 553, 1501, 1659, 4503, 7253, 10507, 21759, 31521, 50771, 137807, 152313, 413421, 572987, 964649, 1718961, 2893947, 4010909, 10886753, 12032727, 32660259, 76207271, 228621813]

約数ペア:

[(1, 228621813), (3, 76207271), (7, 32660259), (19, 12032727), (21, 10886753), (57, 4010909), (79, 2893947), (133, 1718961), (237, 964649), (399, 572987), (553, 413421), (1501, 152313), (1659, 137807), (4503, 50771), (7253, 31521), (10507, 21759)]