28815668

素因数分解:

$2^2\times 7^1\times {\mathrm{61}}^1\times {\mathrm{16871}}^1$

素因数の和:16943

約数の個数: 24

約数和(自身を含む): 58579584

約数和(自身を除く): 29763916

約数列:

[1, 2, 4, 7, 14, 28, 61, 122, 244, 427, 854, 1708, 16871, 33742, 67484, 118097, 236194, 472388, 1029131, 2058262, 4116524, 7203917, 14407834, 28815668]

約数ペア:

[(1, 28815668), (2, 14407834), (4, 7203917), (7, 4116524), (14, 2058262), (28, 1029131), (61, 472388), (122, 236194), (244, 118097), (427, 67484), (854, 33742), (1708, 16871)]