65721915

素因数分解:

$3^3\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{4091}}^1$

素因数の和:4129

約数の個数: 64

約数和(自身を含む): 141419520

約数和(自身を除く): 75697605

約数列:

[1, 3, 5, 7, 9, 15, 17, 21, 27, 35, 45, 51, 63, 85, 105, 119, 135, 153, 189, 255, 315, 357, 459, 595, 765, 945, 1071, 1785, 2295, 3213, 4091, 5355, 12273, 16065, 20455, 28637, 36819, 61365, 69547, 85911, 110457, 143185, 184095, 208641, 257733, 347735, 429555, 486829, 552285, 625923, 773199, 1043205, 1288665, 1460487, 1877769, 2434145, 3129615, 3865995, 4381461, 7302435, 9388845, 13144383, 21907305, 65721915]

約数ペア:

[(1, 65721915), (3, 21907305), (5, 13144383), (7, 9388845), (9, 7302435), (15, 4381461), (17, 3865995), (21, 3129615), (27, 2434145), (35, 1877769), (45, 1460487), (51, 1288665), (63, 1043205), (85, 773199), (105, 625923), (119, 552285), (135, 486829), (153, 429555), (189, 347735), (255, 257733), (315, 208641), (357, 184095), (459, 143185), (595, 110457), (765, 85911), (945, 69547), (1071, 61365), (1785, 36819), (2295, 28637), (3213, 20455), (4091, 16065), (5355, 12273)]