28275195

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{83}}^1\times {\mathrm{1747}}^1$

素因数の和:1851

約数の個数: 32

約数和(自身を含む): 49335552

約数和(自身を除く): 21060357

約数列:

[1, 3, 5, 13, 15, 39, 65, 83, 195, 249, 415, 1079, 1245, 1747, 3237, 5241, 5395, 8735, 16185, 22711, 26205, 68133, 113555, 145001, 340665, 435003, 725005, 1885013, 2175015, 5655039, 9425065, 28275195]

約数ペア:

[(1, 28275195), (3, 9425065), (5, 5655039), (13, 2175015), (15, 1885013), (39, 725005), (65, 435003), (83, 340665), (195, 145001), (249, 113555), (415, 68133), (1079, 26205), (1245, 22711), (1747, 16185), (3237, 8735), (5241, 5395)]