172746

素因数分解:

$2^1\times 3^3\times 7^1\times {\mathrm{457}}^1$

素因数の和:475

約数の個数: 32

約数和(自身を含む): 439680

約数和(自身を除く): 266934

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 42, 54, 63, 126, 189, 378, 457, 914, 1371, 2742, 3199, 4113, 6398, 8226, 9597, 12339, 19194, 24678, 28791, 57582, 86373, 172746]

約数ペア:

[(1, 172746), (2, 86373), (3, 57582), (6, 28791), (7, 24678), (9, 19194), (14, 12339), (18, 9597), (21, 8226), (27, 6398), (42, 4113), (54, 3199), (63, 2742), (126, 1371), (189, 914), (378, 457)]