27971625

素因数分解:

$3^1\times 5^3\times {\mathrm{11}}^1\times {\mathrm{6781}}^1$

素因数の和:6810

約数の個数: 32

約数和(自身を含む): 50783616

約数和(自身を除く): 22811991

約数列:

[1, 3, 5, 11, 15, 25, 33, 55, 75, 125, 165, 275, 375, 825, 1375, 4125, 6781, 20343, 33905, 74591, 101715, 169525, 223773, 372955, 508575, 847625, 1118865, 1864775, 2542875, 5594325, 9323875, 27971625]

約数ペア:

[(1, 27971625), (3, 9323875), (5, 5594325), (11, 2542875), (15, 1864775), (25, 1118865), (33, 847625), (55, 508575), (75, 372955), (125, 223773), (165, 169525), (275, 101715), (375, 74591), (825, 33905), (1375, 20343), (4125, 6781)]