204060465

素因数分解:

$3^5\times 5^1\times 7^1\times {\mathrm{23993}}^1$

素因数の和:24020

約数の個数: 48

約数和(自身を含む): 419223168

約数和(自身を除く): 215162703

約数列:

[1, 3, 5, 7, 9, 15, 21, 27, 35, 45, 63, 81, 105, 135, 189, 243, 315, 405, 567, 945, 1215, 1701, 2835, 8505, 23993, 71979, 119965, 167951, 215937, 359895, 503853, 647811, 839755, 1079685, 1511559, 1943433, 2519265, 3239055, 4534677, 5830299, 7557795, 9717165, 13604031, 22673385, 29151495, 40812093, 68020155, 204060465]

約数ペア:

[(1, 204060465), (3, 68020155), (5, 40812093), (7, 29151495), (9, 22673385), (15, 13604031), (21, 9717165), (27, 7557795), (35, 5830299), (45, 4534677), (63, 3239055), (81, 2519265), (105, 1943433), (135, 1511559), (189, 1079685), (243, 839755), (315, 647811), (405, 503853), (567, 359895), (945, 215937), (1215, 167951), (1701, 119965), (2835, 71979), (8505, 23993)]