728721167

素因数分解:

${\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{131}}^1\times {\mathrm{347}}^1$

素因数の和:559

約数の個数: 32

約数和(自身を含む): 833462784

約数和(自身を除く): 104741617

約数列:

[1, 17, 23, 41, 131, 347, 391, 697, 943, 2227, 3013, 5371, 5899, 7981, 14227, 16031, 45457, 51221, 91307, 123533, 135677, 241859, 327221, 772769, 1045511, 1863737, 2100061, 5562757, 17773687, 31683529, 42865951, 728721167]

約数ペア:

[(1, 728721167), (17, 42865951), (23, 31683529), (41, 17773687), (131, 5562757), (347, 2100061), (391, 1863737), (697, 1045511), (943, 772769), (2227, 327221), (3013, 241859), (5371, 135677), (5899, 123533), (7981, 91307), (14227, 51221), (16031, 45457)]