405420675

素因数分解:

$3^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{137}}^1\times {\mathrm{211}}^1$

素因数の和:389

約数の個数: 96

約数和(自身を含む): 783592704

約数和(自身を除く): 378172029

約数列:

[1, 3, 5, 11, 15, 17, 25, 33, 51, 55, 75, 85, 137, 165, 187, 211, 255, 275, 411, 425, 561, 633, 685, 825, 935, 1055, 1275, 1507, 2055, 2321, 2329, 2805, 3165, 3425, 3587, 4521, 4675, 5275, 6963, 6987, 7535, 10275, 10761, 11605, 11645, 14025, 15825, 17935, 22605, 25619, 28907, 34815, 34935, 37675, 39457, 53805, 58025, 58225, 76857, 86721, 89675, 113025, 118371, 128095, 144535, 174075, 174675, 197285, 269025, 317977, 384285, 433605, 491419, 591855, 640475, 722675, 953931, 986425, 1474257, 1589885, 1921425, 2168025, 2457095, 2959275, 4769655, 5405609, 7371285, 7949425, 12285475, 16216827, 23848275, 27028045, 36856425, 81084135, 135140225, 405420675]

約数ペア:

[(1, 405420675), (3, 135140225), (5, 81084135), (11, 36856425), (15, 27028045), (17, 23848275), (25, 16216827), (33, 12285475), (51, 7949425), (55, 7371285), (75, 5405609), (85, 4769655), (137, 2959275), (165, 2457095), (187, 2168025), (211, 1921425), (255, 1589885), (275, 1474257), (411, 986425), (425, 953931), (561, 722675), (633, 640475), (685, 591855), (825, 491419), (935, 433605), (1055, 384285), (1275, 317977), (1507, 269025), (2055, 197285), (2321, 174675), (2329, 174075), (2805, 144535), (3165, 128095), (3425, 118371), (3587, 113025), (4521, 89675), (4675, 86721), (5275, 76857), (6963, 58225), (6987, 58025), (7535, 53805), (10275, 39457), (10761, 37675), (11605, 34935), (11645, 34815), (14025, 28907), (15825, 25619), (17935, 22605)]