66409905

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{31}}^2\times {\mathrm{271}}^1$

素因数の和:358

約数の個数: 48

約数和(自身を含む): 116681472

約数和(自身を除く): 50271567

約数列:

[1, 3, 5, 15, 17, 31, 51, 85, 93, 155, 255, 271, 465, 527, 813, 961, 1355, 1581, 2635, 2883, 4065, 4607, 4805, 7905, 8401, 13821, 14415, 16337, 23035, 25203, 42005, 49011, 69105, 81685, 126015, 142817, 245055, 260431, 428451, 714085, 781293, 1302155, 2142255, 3906465, 4427327, 13281981, 22136635, 66409905]

約数ペア:

[(1, 66409905), (3, 22136635), (5, 13281981), (15, 4427327), (17, 3906465), (31, 2142255), (51, 1302155), (85, 781293), (93, 714085), (155, 428451), (255, 260431), (271, 245055), (465, 142817), (527, 126015), (813, 81685), (961, 69105), (1355, 49011), (1581, 42005), (2635, 25203), (2883, 23035), (4065, 16337), (4607, 14415), (4805, 13821), (7905, 8401)]