1614221

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{229}}^1$

素因数の和:308

約数の個数: 16

約数和(自身を含む): 1987200

約数和(自身を除く): 372979

約数列:

[1, 7, 19, 53, 133, 229, 371, 1007, 1603, 4351, 7049, 12137, 30457, 84959, 230603, 1614221]

約数ペア:

[(1, 1614221), (7, 230603), (19, 84959), (53, 30457), (133, 12137), (229, 7049), (371, 4351), (1007, 1603)]