9917985

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{277}}^1$

素因数の和:334

約数の個数: 64

約数和(自身を含む): 20496384

約数和(自身を除く): 10578399

約数列:

[1, 3, 5, 7, 11, 15, 21, 31, 33, 35, 55, 77, 93, 105, 155, 165, 217, 231, 277, 341, 385, 465, 651, 831, 1023, 1085, 1155, 1385, 1705, 1939, 2387, 3047, 3255, 4155, 5115, 5817, 7161, 8587, 9141, 9695, 11935, 15235, 21329, 25761, 29085, 35805, 42935, 45705, 60109, 63987, 94457, 106645, 128805, 180327, 283371, 300545, 319935, 472285, 661199, 901635, 1416855, 1983597, 3305995, 9917985]

約数ペア:

[(1, 9917985), (3, 3305995), (5, 1983597), (7, 1416855), (11, 901635), (15, 661199), (21, 472285), (31, 319935), (33, 300545), (35, 283371), (55, 180327), (77, 128805), (93, 106645), (105, 94457), (155, 63987), (165, 60109), (217, 45705), (231, 42935), (277, 35805), (341, 29085), (385, 25761), (465, 21329), (651, 15235), (831, 11935), (1023, 9695), (1085, 9141), (1155, 8587), (1385, 7161), (1705, 5817), (1939, 5115), (2387, 4155), (3047, 3255)]