28014975

素因数分解:

$3^2\times 5^2\times {\mathrm{89}}^1\times {\mathrm{1399}}^1$

素因数の和:1504

約数の個数: 36

約数和(自身を含む): 50778000

約数和(自身を除く): 22763025

約数列:

[1, 3, 5, 9, 15, 25, 45, 75, 89, 225, 267, 445, 801, 1335, 1399, 2225, 4005, 4197, 6675, 6995, 12591, 20025, 20985, 34975, 62955, 104925, 124511, 314775, 373533, 622555, 1120599, 1867665, 3112775, 5602995, 9338325, 28014975]

約数ペア:

[(1, 28014975), (3, 9338325), (5, 5602995), (9, 3112775), (15, 1867665), (25, 1120599), (45, 622555), (75, 373533), (89, 314775), (225, 124511), (267, 104925), (445, 62955), (801, 34975), (1335, 20985), (1399, 20025), (2225, 12591), (4005, 6995), (4197, 6675)]