30397875

素因数分解:

$3^1\times 5^3\times {\mathrm{103}}^1\times {\mathrm{787}}^1$

素因数の和:908

約数の個数: 32

約数和(自身を含む): 51138048

約数和(自身を除く): 20740173

約数列:

[1, 3, 5, 15, 25, 75, 103, 125, 309, 375, 515, 787, 1545, 2361, 2575, 3935, 7725, 11805, 12875, 19675, 38625, 59025, 81061, 98375, 243183, 295125, 405305, 1215915, 2026525, 6079575, 10132625, 30397875]

約数ペア:

[(1, 30397875), (3, 10132625), (5, 6079575), (15, 2026525), (25, 1215915), (75, 405305), (103, 295125), (125, 243183), (309, 98375), (375, 81061), (515, 59025), (787, 38625), (1545, 19675), (2361, 12875), (2575, 11805), (3935, 7725)]