1304920209

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{1223}}^1\times {\mathrm{18719}}^1$

素因数の和:19964

約数の個数: 16

約数和(自身を含む): 1833062400

約数和(自身を除く): 528142191

約数列:

[1, 3, 19, 57, 1223, 3669, 18719, 23237, 56157, 69711, 355661, 1066983, 22893337, 68680011, 434973403, 1304920209]

約数ペア:

[(1, 1304920209), (3, 434973403), (19, 68680011), (57, 22893337), (1223, 1066983), (3669, 355661), (18719, 69711), (23237, 56157)]