28509867

素因数分解:

$3^3\times {\mathrm{17}}^1\times {\mathrm{179}}^1\times {\mathrm{347}}^1$

素因数の和:552

約数の個数: 32

約数和(自身を含む): 45100800

約数和(自身を除く): 16590933

約数列:

[1, 3, 9, 17, 27, 51, 153, 179, 347, 459, 537, 1041, 1611, 3043, 3123, 4833, 5899, 9129, 9369, 17697, 27387, 53091, 62113, 82161, 159273, 186339, 559017, 1055921, 1677051, 3167763, 9503289, 28509867]

約数ペア:

[(1, 28509867), (3, 9503289), (9, 3167763), (17, 1677051), (27, 1055921), (51, 559017), (153, 186339), (179, 159273), (347, 82161), (459, 62113), (537, 53091), (1041, 27387), (1611, 17697), (3043, 9369), (3123, 9129), (4833, 5899)]