23015745

素因数分解:

$3^5\times 5^1\times {\mathrm{19}}^1\times {\mathrm{997}}^1$

素因数の和:1036

約数の個数: 48

約数和(自身を含む): 43592640

約数和(自身を除く): 20576895

約数列:

[1, 3, 5, 9, 15, 19, 27, 45, 57, 81, 95, 135, 171, 243, 285, 405, 513, 855, 997, 1215, 1539, 2565, 2991, 4617, 4985, 7695, 8973, 14955, 18943, 23085, 26919, 44865, 56829, 80757, 94715, 134595, 170487, 242271, 284145, 403785, 511461, 852435, 1211355, 1534383, 2557305, 4603149, 7671915, 23015745]

約数ペア:

[(1, 23015745), (3, 7671915), (5, 4603149), (9, 2557305), (15, 1534383), (19, 1211355), (27, 852435), (45, 511461), (57, 403785), (81, 284145), (95, 242271), (135, 170487), (171, 134595), (243, 94715), (285, 80757), (405, 56829), (513, 44865), (855, 26919), (997, 23085), (1215, 18943), (1539, 14955), (2565, 8973), (2991, 7695), (4617, 4985)]