28155927

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{43}}^1\times {\mathrm{347}}^1$

素因数の和:447

約数の個数: 32

約数和(自身を含む): 41893632

約数和(自身を除く): 13737705

約数列:

[1, 3, 17, 37, 43, 51, 111, 129, 347, 629, 731, 1041, 1591, 1887, 2193, 4773, 5899, 12839, 14921, 17697, 27047, 38517, 44763, 81141, 218263, 253657, 552077, 654789, 760971, 1656231, 9385309, 28155927]

約数ペア:

[(1, 28155927), (3, 9385309), (17, 1656231), (37, 760971), (43, 654789), (51, 552077), (111, 253657), (129, 218263), (347, 81141), (629, 44763), (731, 38517), (1041, 27047), (1591, 17697), (1887, 14921), (2193, 12839), (4773, 5899)]