201396979

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{28571}}^1$

素因数の和:28650

約数の個数: 16

約数和(自身を含む): 246862080

約数和(自身を除く): 45465101

約数列:

[1, 7, 19, 53, 133, 371, 1007, 7049, 28571, 199997, 542849, 1514263, 3799943, 10599841, 28770997, 201396979]

約数ペア:

[(1, 201396979), (7, 28770997), (19, 10599841), (53, 3799943), (133, 1514263), (371, 542849), (1007, 199997), (7049, 28571)]