256988538

素因数分解:

$2^1\times 3^6\times {\mathrm{176261}}^1$

素因数の和:176281

約数の個数: 28

約数和(自身を含む): 577963098

約数和(自身を除く): 320974560

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 81, 162, 243, 486, 729, 1458, 176261, 352522, 528783, 1057566, 1586349, 3172698, 4759047, 9518094, 14277141, 28554282, 42831423, 85662846, 128494269, 256988538]

約数ペア:

[(1, 256988538), (2, 128494269), (3, 85662846), (6, 42831423), (9, 28554282), (18, 14277141), (27, 9518094), (54, 4759047), (81, 3172698), (162, 1586349), (243, 1057566), (486, 528783), (729, 352522), (1458, 176261)]