28938795

素因数分解:

$3^1\times 5^1\times {\mathrm{53}}^1\times {\mathrm{89}}^1\times {\mathrm{409}}^1$

素因数の和:559

約数の個数: 32

約数和(自身を含む): 47822400

約数和(自身を除く): 18883605

約数列:

[1, 3, 5, 15, 53, 89, 159, 265, 267, 409, 445, 795, 1227, 1335, 2045, 4717, 6135, 14151, 21677, 23585, 36401, 65031, 70755, 108385, 109203, 182005, 325155, 546015, 1929253, 5787759, 9646265, 28938795]

約数ペア:

[(1, 28938795), (3, 9646265), (5, 5787759), (15, 1929253), (53, 546015), (89, 325155), (159, 182005), (265, 109203), (267, 108385), (409, 70755), (445, 65031), (795, 36401), (1227, 23585), (1335, 21677), (2045, 14151), (4717, 6135)]