646894236

素因数分解:

$2^2\times 3^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{43}}^1\times {\mathrm{1093}}^1$

素因数の和:1211

約数の個数: 96

約数和(自身を含む): 1638934528

約数和(自身を除く): 992040292

約数列:

[1, 2, 3, 4, 6, 12, 31, 37, 43, 62, 74, 86, 93, 111, 124, 129, 148, 172, 186, 222, 258, 372, 444, 516, 1093, 1147, 1333, 1591, 2186, 2294, 2666, 3182, 3279, 3441, 3999, 4372, 4588, 4773, 5332, 6364, 6558, 6882, 7998, 9546, 13116, 13764, 15996, 19092, 33883, 40441, 46999, 49321, 67766, 80882, 93998, 98642, 101649, 121323, 135532, 140997, 147963, 161764, 187996, 197284, 203298, 242646, 281994, 295926, 406596, 485292, 563988, 591852, 1253671, 1456969, 1738963, 2507342, 2913938, 3477926, 3761013, 4370907, 5014684, 5216889, 5827876, 6955852, 7522026, 8741814, 10433778, 15044052, 17483628, 20867556, 53907853, 107815706, 161723559, 215631412, 323447118, 646894236]

約数ペア:

[(1, 646894236), (2, 323447118), (3, 215631412), (4, 161723559), (6, 107815706), (12, 53907853), (31, 20867556), (37, 17483628), (43, 15044052), (62, 10433778), (74, 8741814), (86, 7522026), (93, 6955852), (111, 5827876), (124, 5216889), (129, 5014684), (148, 4370907), (172, 3761013), (186, 3477926), (222, 2913938), (258, 2507342), (372, 1738963), (444, 1456969), (516, 1253671), (1093, 591852), (1147, 563988), (1333, 485292), (1591, 406596), (2186, 295926), (2294, 281994), (2666, 242646), (3182, 203298), (3279, 197284), (3441, 187996), (3999, 161764), (4372, 147963), (4588, 140997), (4773, 135532), (5332, 121323), (6364, 101649), (6558, 98642), (6882, 93998), (7998, 80882), (9546, 67766), (13116, 49321), (13764, 46999), (15996, 40441), (19092, 33883)]