28860905

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{461}}^1\times {\mathrm{659}}^1$

素因数の和:1144

約数の個数: 16

約数和(自身を含む): 36590400

約数和(自身を除く): 7729495

約数列:

[1, 5, 19, 95, 461, 659, 2305, 3295, 8759, 12521, 43795, 62605, 303799, 1518995, 5772181, 28860905]

約数ペア:

[(1, 28860905), (5, 5772181), (19, 1518995), (95, 303799), (461, 62605), (659, 43795), (2305, 12521), (3295, 8759)]