1388893329999

素因数分解:

$3^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{601}}^1\times {\mathrm{2157769}}^1$

素因数の和:2158400

約数の個数: 48

約数和(自身を含む): 2431685954880

約数和(自身を除く): 1042792624881

約数列:

[1, 3, 7, 9, 17, 21, 51, 63, 119, 153, 357, 601, 1071, 1803, 4207, 5409, 10217, 12621, 30651, 37863, 71519, 91953, 214557, 643671, 2157769, 6473307, 15104383, 19419921, 36682073, 45313149, 110046219, 135939447, 256774511, 330138657, 770323533, 1296819169, 2310970599, 3890457507, 9077734183, 11671372521, 22045925873, 27233202549, 66137777619, 81699607647, 154321481111, 198413332857, 462964443333, 1388893329999]

約数ペア:

[(1, 1388893329999), (3, 462964443333), (7, 198413332857), (9, 154321481111), (17, 81699607647), (21, 66137777619), (51, 27233202549), (63, 22045925873), (119, 11671372521), (153, 9077734183), (357, 3890457507), (601, 2310970599), (1071, 1296819169), (1803, 770323533), (4207, 330138657), (5409, 256774511), (10217, 135939447), (12621, 110046219), (30651, 45313149), (37863, 36682073), (71519, 19419921), (91953, 15104383), (214557, 6473307), (643671, 2157769)]