388746

素因数分解:

$2^1\times 3^3\times {\mathrm{23}}^1\times {\mathrm{313}}^1$

素因数の和:347

約数の個数: 32

約数和(自身を含む): 904320

約数和(自身を除く): 515574

約数列:

[1, 2, 3, 6, 9, 18, 23, 27, 46, 54, 69, 138, 207, 313, 414, 621, 626, 939, 1242, 1878, 2817, 5634, 7199, 8451, 14398, 16902, 21597, 43194, 64791, 129582, 194373, 388746]

約数ペア:

[(1, 388746), (2, 194373), (3, 129582), (6, 64791), (9, 43194), (18, 21597), (23, 16902), (27, 14398), (46, 8451), (54, 7199), (69, 5634), (138, 2817), (207, 1878), (313, 1242), (414, 939), (621, 626)]