28980637

素因数分解:

$7^1\times {\mathrm{101}}^1\times {\mathrm{179}}^1\times {\mathrm{229}}^1$

素因数の和:516

約数の個数: 16

約数和(自身を含む): 33782400

約数和(自身を除く): 4801763

約数列:

[1, 7, 101, 179, 229, 707, 1253, 1603, 18079, 23129, 40991, 126553, 161903, 286937, 4140091, 28980637]

約数ペア:

[(1, 28980637), (7, 4140091), (101, 286937), (179, 161903), (229, 126553), (707, 40991), (1253, 23129), (1603, 18079)]