7389765

素因数分解:

$3^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{67}}^1$

素因数の和:143

約数の個数: 64

約数和(自身を含む): 14361600

約数和(自身を除く): 6971835

約数列:

[1, 3, 5, 9, 15, 19, 27, 43, 45, 57, 67, 95, 129, 135, 171, 201, 215, 285, 335, 387, 513, 603, 645, 817, 855, 1005, 1161, 1273, 1809, 1935, 2451, 2565, 2881, 3015, 3819, 4085, 5805, 6365, 7353, 8643, 9045, 11457, 12255, 14405, 19095, 22059, 25929, 34371, 36765, 43215, 54739, 57285, 77787, 110295, 129645, 164217, 171855, 273695, 388935, 492651, 821085, 1477953, 2463255, 7389765]

約数ペア:

[(1, 7389765), (3, 2463255), (5, 1477953), (9, 821085), (15, 492651), (19, 388935), (27, 273695), (43, 171855), (45, 164217), (57, 129645), (67, 110295), (95, 77787), (129, 57285), (135, 54739), (171, 43215), (201, 36765), (215, 34371), (285, 25929), (335, 22059), (387, 19095), (513, 14405), (603, 12255), (645, 11457), (817, 9045), (855, 8643), (1005, 7353), (1161, 6365), (1273, 5805), (1809, 4085), (1935, 3819), (2451, 3015), (2565, 2881)]