238889294888

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{67}}^1\times {\mathrm{639439}}^1$

素因数の和:639570

約数の個数: 64

約数和(自身を含む): 493084972800

約数和(自身を除く): 254195677912

約数列:

[1, 2, 4, 8, 17, 34, 41, 67, 68, 82, 134, 136, 164, 268, 328, 536, 697, 1139, 1394, 2278, 2747, 2788, 4556, 5494, 5576, 9112, 10988, 21976, 46699, 93398, 186796, 373592, 639439, 1278878, 2557756, 5115512, 10870463, 21740926, 26216999, 42842413, 43481852, 52433998, 85684826, 86963704, 104867996, 171369652, 209735992, 342739304, 445688983, 728321021, 891377966, 1456642042, 1756538933, 1782755932, 2913284084, 3513077866, 3565511864, 5826568168, 7026155732, 14052311464, 29861161861, 59722323722, 119444647444, 238889294888]

約数ペア:

[(1, 238889294888), (2, 119444647444), (4, 59722323722), (8, 29861161861), (17, 14052311464), (34, 7026155732), (41, 5826568168), (67, 3565511864), (68, 3513077866), (82, 2913284084), (134, 1782755932), (136, 1756538933), (164, 1456642042), (268, 891377966), (328, 728321021), (536, 445688983), (697, 342739304), (1139, 209735992), (1394, 171369652), (2278, 104867996), (2747, 86963704), (2788, 85684826), (4556, 52433998), (5494, 43481852), (5576, 42842413), (9112, 26216999), (10988, 21740926), (21976, 10870463), (46699, 5115512), (93398, 2557756), (186796, 1278878), (373592, 639439)]