490620105

素因数分解:

$3^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{59}}^1\times {\mathrm{1987}}^1$

素因数の和:2091

約数の個数: 64

約数和(自身を含む): 916070400

約数和(自身を除く): 425450295

約数列:

[1, 3, 5, 9, 15, 27, 31, 45, 59, 93, 135, 155, 177, 279, 295, 465, 531, 837, 885, 1395, 1593, 1829, 1987, 2655, 4185, 5487, 5961, 7965, 9145, 9935, 16461, 17883, 27435, 29805, 49383, 53649, 61597, 82305, 89415, 117233, 184791, 246915, 268245, 307985, 351699, 554373, 586165, 923955, 1055097, 1663119, 1758495, 2771865, 3165291, 3634223, 5275485, 8315595, 10902669, 15826455, 18171115, 32708007, 54513345, 98124021, 163540035, 490620105]

約数ペア:

[(1, 490620105), (3, 163540035), (5, 98124021), (9, 54513345), (15, 32708007), (27, 18171115), (31, 15826455), (45, 10902669), (59, 8315595), (93, 5275485), (135, 3634223), (155, 3165291), (177, 2771865), (279, 1758495), (295, 1663119), (465, 1055097), (531, 923955), (837, 586165), (885, 554373), (1395, 351699), (1593, 307985), (1829, 268245), (1987, 246915), (2655, 184791), (4185, 117233), (5487, 89415), (5961, 82305), (7965, 61597), (9145, 53649), (9935, 49383), (16461, 29805), (17883, 27435)]