897435

素因数分解:

$3^2\times 5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{37}}^1$

素因数の和:73

約数の個数: 72

約数和(自身を含む): 2027376

約数和(自身を除く): 1129941

約数列:

[1, 3, 5, 7, 9, 11, 15, 21, 33, 35, 37, 45, 49, 55, 63, 77, 99, 105, 111, 147, 165, 185, 231, 245, 259, 315, 333, 385, 407, 441, 495, 539, 555, 693, 735, 777, 1155, 1221, 1295, 1617, 1665, 1813, 2035, 2205, 2331, 2695, 2849, 3465, 3663, 3885, 4851, 5439, 6105, 8085, 8547, 9065, 11655, 14245, 16317, 18315, 19943, 24255, 25641, 27195, 42735, 59829, 81585, 99715, 128205, 179487, 299145, 897435]

約数ペア:

[(1, 897435), (3, 299145), (5, 179487), (7, 128205), (9, 99715), (11, 81585), (15, 59829), (21, 42735), (33, 27195), (35, 25641), (37, 24255), (45, 19943), (49, 18315), (55, 16317), (63, 14245), (77, 11655), (99, 9065), (105, 8547), (111, 8085), (147, 6105), (165, 5439), (185, 4851), (231, 3885), (245, 3663), (259, 3465), (315, 2849), (333, 2695), (385, 2331), (407, 2205), (441, 2035), (495, 1813), (539, 1665), (555, 1617), (693, 1295), (735, 1221), (777, 1155)]