67739805

素因数分解:

$3^2\times 5^1\times 7^2\times {\mathrm{31}}^1\times {\mathrm{991}}^1$

素因数の和:1047

約数の個数: 72

約数和(自身を含む): 141133824

約数和(自身を除く): 73394019

約数列:

[1, 3, 5, 7, 9, 15, 21, 31, 35, 45, 49, 63, 93, 105, 147, 155, 217, 245, 279, 315, 441, 465, 651, 735, 991, 1085, 1395, 1519, 1953, 2205, 2973, 3255, 4557, 4955, 6937, 7595, 8919, 9765, 13671, 14865, 20811, 22785, 30721, 34685, 44595, 48559, 62433, 68355, 92163, 104055, 145677, 153605, 215047, 242795, 276489, 312165, 437031, 460815, 645141, 728385, 1075235, 1382445, 1505329, 1935423, 2185155, 3225705, 4515987, 7526645, 9677115, 13547961, 22579935, 67739805]

約数ペア:

[(1, 67739805), (3, 22579935), (5, 13547961), (7, 9677115), (9, 7526645), (15, 4515987), (21, 3225705), (31, 2185155), (35, 1935423), (45, 1505329), (49, 1382445), (63, 1075235), (93, 728385), (105, 645141), (147, 460815), (155, 437031), (217, 312165), (245, 276489), (279, 242795), (315, 215047), (441, 153605), (465, 145677), (651, 104055), (735, 92163), (991, 68355), (1085, 62433), (1395, 48559), (1519, 44595), (1953, 34685), (2205, 30721), (2973, 22785), (3255, 20811), (4557, 14865), (4955, 13671), (6937, 9765), (7595, 8919)]